Description:
Patent for a simple and inexpensive water-bath percolator meant to extract "the soluble constituents of various substances" (lines 11-12). "The lid or cover may be sealed hermetically whenever it is desirable to exclude the air or prevent the escape of vapor or volatile constituents" (lines 19-22). It has an inner vessel, the outer vessel containing water. The two vessels are easily disconnected.
Date:
December 24, 1895
Creator:
Riley, David L.
Partner:
UNT Libraries Government Documents Department
Description:
Patent for a new and improved combination lock. This design "consists in the construction and novel arrangement of the elongated case, its longitudinally slotted and notched partitions, the boltway over the partitions, reciprocating notched and perforated slides, and adjustable pins or studs engaging the perforations and projecting into the slots of the partitions, the rack-slide, drop-bolt, and graduated knob carrying the pinion" (lines 20-28).
Date:
April 24, 1883
Creator:
Sarlls, Rutus & Holland, Virgil C.
Partner:
UNT Libraries Government Documents Department
Description:
Patent for an electric bell ringer that is "operated either by electric wires from a distance or by merely pressing a push-button" (lines 11-13).
Date:
October 24, 1905
Creator:
Hall, Ira W.
Partner:
UNT Libraries Government Documents Department
Description:
Patent for "certain new and useful Improvements in Electric Time-Reminder Clocks" (lines 5-7) which are "designed for service in furnishing notice to the user of acts to be performed at previously-specified times or periods" (lines 12-14).
Date:
September 24, 1901
Creator:
Dubinski, Benjamin
Partner:
UNT Libraries Government Documents Department
Description:
Patent for a new and improved electric car-brake. This design "consists in a car-brake formed of a pinion attached to the car axle, the pinion taking in a ratchet-wheel provided with a projecting pin, that enters into the slots of a wheel provided with a sleeve, upon which the brake chain is wound, which sleeve can be moved on the axle by means of a lever that is actuated by a rod passing into a helix connected with a battery to the locomotive" (lines 11-19).
Date:
February 24, 1880
Creator:
Conover, Philip Vorus
Partner:
UNT Libraries Government Documents Department
Description:
Patent for a new and improved feeding chute for stoves. This design "is to provide the chute with a pivoted latch or other like device that will securely hold the door closed, the device operating automatically in locking the door closed. A further object of the invention is to provide a pivoted chute with a swinging door, so that the two will act conjointly with each other" (lines 36-43).
Date:
February 24, 1885
Creator:
Mayfield, William Dudley
Partner:
UNT Libraries Government Documents Department
Description:
Patent for a new design that improves "construction, utility, and efficiency of dry closets"(lines 10-11) that would also allow the use of an attachment specifically for dry closet seats. Includes design for mesh cloth to capture waste.
Date:
April 24, 1917
Creator:
Mershon, John H.
Partner:
UNT Libraries Government Documents Department
Description:
Patent for "a dredger which shall in an improved manner co-operate with and utilize the current in removing accumulations from the bed of channels" (lines 13-17).
Date:
December 24, 1889
Creator:
Fletcher, William A.
Partner:
UNT Libraries Government Documents Department
Description:
Patent for a door check that holds a door open in a secured position. This particular door securer has a manual operation lock independent of the knob-spindle.
Date:
February 24, 1903
Creator:
Skidmore, John C. & Tyer, Author
Partner:
UNT Libraries Government Documents Department
Description:
Patent for an Improvement in Earth Boring and Excavating Machines whereby the machines may operate continuously except for the addition of shaft and belt sections.
Date:
July 24, 1880
Creator:
Carley, John Wesley
Partner:
UNT Libraries Government Documents Department
Description:
Patent for a drafting device for animals. It allows for the owner to place more animals on one side of the device than the other, but still allows the device to remain on the desired path.
Date:
November 24, 1914
Creator:
Mitchell, James R.
Partner:
UNT Libraries Government Documents Department
Description:
Patent for a new and improved curtain fixture. This design "consist[s] of the brackets secured to the window-frame, and a frame consisting of a single continuous integral U-shaped bar having its arms bent outward from its shoulders . . . and having the end of one of its arms pivoted to the adjacent bracket and the end of the other arm bent laterally and journaled in the other bracket, the curtain-roller being journaled in and extending between the arms" (lines 60-69).
Date:
December 24, 1889
Creator:
Bomar, Mattie A.
Partner:
UNT Libraries Government Documents Department
Description:
Patent for a new and improved curtain fixture. This design calls for a rubber roller in which a curtain can withdraw and from which a curtain can emerge. The roller has holes for screwing and mounting.
Date:
May 24, 1881
Creator:
Nix, Manning L. & McClelland, Stephen
Partner:
UNT Libraries Government Documents Department
Description:
Patent for a cotton picker. This invention consists is a "pneumatic apparatus for conveying cotton when picked from the plant, and comprises a suction-fan and casing therefor, which latter has pipes and through which air is drawn" (lines 15-19). Illustration included.
Date:
May 24, 1904
Creator:
Bennie, William
Partner:
UNT Libraries Government Documents Department
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