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Plow.

Description: Patent for a plow that is simpler, more durable, and cheaper to make than previous ones and allows for easier adjustments in plowing depth.
Date: April 23, 1907
Creator: Stafford, George A. & Henry, Edward
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with a plowshare, of cutting-knives secured to the rear end thereof and extending rearwardly therefrom in an upward direction, and a bar connecting the mold-board and landside and arranged below the cutting knives" (lines 68-73).
Date: June 23, 1885
Creator: Adair, Richard Harding
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with the plow-body having slots formed with an enlargement at their forward ends near the lower edge of the mold-board, and having a laterally-projecting lug upon the landside near the point, of a detachable share and point having inwardly-projecting headed studs for engaging the slots in the mold-board, and having a perforated landside flange fitting upon the lug at the landside of the body" (lines 64-73).
Date: June 30, 1885
Creator: Snow, Abner
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with a plow, of the landside share attachment, provided with the horizontal blade, sloping outward from the point of the plow, made sharp on the said sloping-edge, and having the flange projecting upward from the horizontal blade, and the bolts for securing the said flange and plow together, and the removable landside attachment" (lines 81-89).
Date: September 1, 1885
Creator: Cummins, John Randolph
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with a plow-beam, of two side-bars, the rear portion of each of which is folded back upon itself, forming a standard, a shorter standard, a handle the front end of which and the end of the double portion are secured to the said bar by means of a single bolt, and the downturned end of one-half of the adjusting device and a brace for said handle being secured by a single bolt at another place" (lines 8-17).
Date: February 2, 1886
Creator: Putman, John Howard
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with a plow-point, of the curved guides or fenders recessed at their rear ends and provided with cutting lower edges, said fenders being detachably connected to the plow-standard" (lines 63-67).
Date: March 16, 1886
Creator: Felder, John L.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists "[i]n a plow, the combination, with the beam, mold-board, point, and landside-plate, of a standard consisting of a longitudinal bar, to which the beam is attached, and provided with a transverse elongated slot, two downwardly-extending arms connected together by a cross-brace and having serrations and elongated slots on their extremities, and bolts, nuts, and serrated washers for adjustably connecting the landside-plate thereto, the forwa… more
Date: March 23, 1886
Creator: Wilhelm, Albert
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with a plow-beam, of a plow-standard pivotally secured to the rear end of said beam, a brace pivotally secured to the standard, and a sliding clamp for securing the front end of the brace to the beam" (lines 90-94).
Date: April 13, 1886
Creator: Ketchum, Joel Thomas
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with the plow-beam, of the plow-standard hinged to a crank-rod journaled in the plow-beam, the tension-spring connected to the plow-standard and provided with the adjustable plate, and the key or rod for securing the adjusting-plate in place" (lines 83-88).
Date: February 1, 1887
Creator: Ross, Albert J.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with the plow-beam, of the staple secured to the plow-beam, the curved shank provided at its upper front end with the triangular loop having notches on its lower edge, which engage with the said staple, the bolt pivoted in the said plow-beam and connected to the rear portion of the shank under the handles, and the blades secured to the lower front end of shank under the staple" (lines 72-81).
Date: May 1, 1888
Creator: Nitschmann, Franz
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with the plow-beam, the slotted and braced standard, and the adjustable land-bar, of the winged attachment formed with perforated lugs, the plow-point formed with upper and lower extensions and secured to said attachment" (lines 95-100).
Date: August 21, 1888
Creator: Wied, August & Lürssen, Henrich
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design "relates to double-mold-board plows, such as lister or middle-breaking plows. Its principle features are the depressed center bar, the removable point upon the center bar, and the removable shares" (lines 8-12).
Date: May 28, 1889
Creator: Tebbetts, Lewis B.; Pope, Charles H. & Stewart, John A.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with a plow carriage, having a sprocket-wheel attached to the driving-wheel, and a rotary mold-board provided with a sprocket-hub having bearings in the plow-beam, of a shaft journaled upon the carriage-frame provided with toggle or universal joints, and suitable chain or belt connections for the sprocket-wheels" (lines 69-76).
Date: August 6, 1889
Creator: Kirk, Johnathan P.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design "relates to that type of plows in which a double share is employed, one of which turns the sod or furrow in one direction and the other in the opposite direction, said plow being capable of being brought alternately into action, each to turn a furrow in the same direction in right or left turn plowing. . . . whereby the duplex plows may be alternately raised and lowered, and held in either the non-acting or operative positions. . . . and simple me… more
Date: September 17, 1889
Creator: Leas, James W.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists, "with the beam and mold-board, of an attachment which is adapted to be secured to either side of the beam in the rear of the mold-board, consisting of a curved standard having its lower end bent up parallel with and part way its vertical length, forming a U-shaped foot, serrations on the rear edges of the foot, and registering perforations formed in the standard and upper end of the bent-up portion, an oblique brace secured between the p… more
Date: November 5, 1889
Creator: Stone, Zebedee E.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "the combination of the beam, the parallel horizontal arms pivoted to the top and bottom of the beam and projecting beyond the sides of the same, the vertically-slotted brackets secured between the beams at the ends of the same, the cultivator-beams arranged between the upper and lower horizontal arms, and the securing bolts inserted transversely through the beams and the slots of the brackets" (lines 59-68).
Date: December 17, 1889
Creator: Walton, Sam Houston
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists, "with the beam and two or more depending bolts and two or more series of opposite flanged supporting plates mounted on the bolts, of two or more pairs of bifurcated L-shaped opposite hangers mounted in the plates and held rigid by the latter, and side beams, and bolts passing through the side beams and supports and making the side beams adjustable" (lines 4-12).
Date: February 11, 1890
Creator: Walton, Sam Houston
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists, "with the standard and blade, of the removable L-shaped landside bar or plate, having one part or arm secured by a bolt or otherwise between the upper part of the blade and standard and the other part or arm standing at about right angles backward to resist the mold-board thrust as a landside" (lines 5-12).
Date: March 4, 1890
Creator: Stewart, John A.
Partner: UNT Libraries Government Documents Department

Plow Cleaning Attachment.

Description: Patent for a new and improved plow cleaner. This design consists in "[t]he combination, with the mold-board of a plow, having parallel longitudinal slots . . . of upper and lower rollers, belts passing around the same beneath the mold-board, scrapers connected to said belts in line with the slots and adapted to pass over said mold-board, and means for rotating said belts" (lines 93-99).
Date: May 6, 1890
Creator: Dyer, Charles Valentine.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he slide for shovel-plows, consisting of two members having enlargements at their ends, provided with radial notches, the upper member being provided with a longitudinal slot, and a pivot-pin inserted through the enlargements of the members" (lines 62-67).
Date: June 10, 1890
Creator: Mason, Thomas J.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "the combination of the share having the keeper on the mold-board and the arm, the detachable point bearing against the outer side of the arm and having the tongue engaging the keeper, and the lever fulcrumed to the mold-board at a point between the keeper and landside, and having the short arm adapted to lap the joint between the point and mold-board and to engage the outer end of the tongue to lock the latter in the keeper" (lines 82… more
Date: June 10, 1890
Creator: Hyer, Robert Stewart
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design is "to combine a single and double plow so that they may be used either conjointly or independently of each other, and to provide means for the ready adjustment of the plow-beams with relation to each other and for the adjustment of the shovels so as to present the same at different inclinations for penetrating the ground at various depths" (lines 8-16).
Date: July 15, 1890
Creator: Walton, Sam Houston
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design "has for its object to construct a plow with a detachable point, which may be removed from the plow in an easy and convenient manner and which may be held securely attached to the plow without the use of bolts" (lines 8-13). It consists in "the combination of a pair of clamping-plates, a seat or base-plate having a downwardly-extending flange secured between the front ends of said plates, said base-plate being provided with a transverse slot, the … more
Date: August 26, 1890
Creator: Messer, Jeremiah C.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design "relates to mold-boards for plows; and it has for its object to provide a combined wooden and metallic mold-board which shall possess superior advantages in point of simplicity, durability, and general efficiency" (lines 9-14).
Date: May 24, 1892
Creator: Jackson, Luther C.
Partner: UNT Libraries Government Documents Department
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