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Saw-Filing Machine

Description: Patent for a Saw-Filing Machine. "This invention relates to saw-filing machines; and the object of the invention is to provide a simple and effective device of this character which is adapted to sharpen with accuracy and rapidity the teeth of different kinds of saws." (lines 8-13) including illustrations.
Date: August 25, 1903
Creator: Smith, John D.
Partner: UNT Libraries Government Documents Department

Ore-Conveying Surface for Electrical Separators.

Description: Patent for “ore-conveying surface for electrical separators, and particularly to a structure adapted for use with static electricity.” (lines 11-14) including illustrations.
Date: November 25, 1902
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
Partner: UNT Libraries Government Documents Department

GATE

Description: Patent for a Gate. "My invention is an improved gate adapted for use as a farm-gate and for other uses." (lines 11-12) and illustrations.
Date: August 25, 1903
Creator: BRUCE, ROBERT A
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for a new windmill design with improvement to the "mechanism for transmitting the motion of the wheel shaft to the pump rods."
Date: November 25, 1902
Creator: Morrisson, Andrew
Partner: UNT Libraries Government Documents Department

Windmill-Regulator

Description: Patent for a windmill regulator, specifically windmill breaks "to be used in connection with a windmill placed upon a tower in the usual manner and having the controlling-wire depending therefrom to be drawn upon for stopping the pumping mechanism and to be released for allowing it to resume its operation" (lines 22-28), including illustrations.
Date: September 25, 1900
Creator: Rohlf, Claus H.
Partner: UNT Libraries Government Documents Department

Water-Heater

Description: Water-heaters that can be more manufactured for a lower cost while heating water more quickly and work as a room heater for the bathroom.
Date: August 25, 1903
Creator: Summerfield, John
Partner: UNT Libraries Government Documents Department

Machine for Cutting Bagging.

Description: Patent for a cutting machine for cloth bags for cotton presses, which has cloth continuously being fed into it and cuts it at predetermined lengths which can be adjusted as needed.
Date: February 25, 1908
Creator: Clark, Robert
Partner: UNT Libraries Government Documents Department

Low-Pressure Alarm and Indicator for Air-Brakes.

Description: Patent for "air-brake mechanisms in general, and more particularly to the alarms for giving warning when the pressure in the train-pipe drops to a predetermined point and for giving a visual signal when such condition exists" (p. 1, lines 8-13).
Date: October 25, 1900
Creator: Parsons, Avery H.
Partner: UNT Libraries Government Documents Department

Vaporizer

Description: Patent for a vaporizer. Illustration included.
Date: April 25, 1905
Creator: Beaumont, Godfrey
Partner: UNT Libraries Government Documents Department

Liquid-Dispensing Apparatus.

Description: Patent for a coin operated drink machine, which dispenses a set amount of liquid into a cup when a coin is inserted.
Date: August 25, 1908
Creator: Mayo, William C. & Houlehan, John
Partner: UNT Libraries Government Documents Department

Twine Holder

Description: Patent for a twine holder. Illustration included.
Date: October 25, 1904
Creator: Weir, Roy Lee
Partner: UNT Libraries Government Documents Department

Valve Stem Packing

Description: Patent for "valve-stem packing for locomotives and steam engines." (lines 8,9) including instructions and illustrations.
Date: August 25, 1903
Creator: McComas, Charles F.
Partner: UNT Libraries Government Documents Department

Interlocking-Bar Grating for Jails.

Description: Patent for gratings used in jails. "In these structures as ordinarily made upright and horizontal bars are provided which are located at right angles to each other, these bars being necessarily secured together at their points of intersection to prevent their being spread apart" (lines 11-16).
Date: November 25, 1902
Creator: Youngblood, David Franklin
Partner: UNT Libraries Government Documents Department

Umbrella

Description: Patent for an umbrella. Illustration included.
Date: December 25, 1906
Creator: Gra, Hernando B.
Partner: UNT Libraries Government Documents Department

Knee-Pad

Description: Patent for a knee pad, designed mainly for those who work in cotton fields. Illustrations included.
Date: June 25, 1907
Creator: Chambers, William Roleigh; Chambers, Solomon Roe & Chambers, Wade Hampton
Partner: UNT Libraries Government Documents Department

Lock.

Description: Patent for an improvement to combination-locks for doors, safe, and bureaus, "with readily-operated means for holding the combination-disks inactive and in position to permit a locking-bolt to be freely operated by a key when so desired, which means will also permit the combination to be set so that the bolt cannot be moved by a key until the disks of the combination have been brought to proper position." (lines 11-18)
Date: November 25, 1902
Creator: Dalton, Lewis & Cross, Dick
Partner: UNT Libraries Government Documents Department

Transmission-Gearing.

Description: Patent for a transmission gearing for a traction system for trains, which can be used on all types of curves without ill effects.
Date: August 25, 1908
Creator: Mayo, William C. & Houlehan, John
Partner: UNT Libraries Government Documents Department

Stalk Cutter

Description: Patent for a stalk cutter. Illustration included.
Date: September 25, 1906
Creator: Stevenson, William Crook
Partner: UNT Libraries Government Documents Department

Tool for Truing and Dressing Commutators.

Description: Patent for a tool "for truing and dressing the commutators of dynamo motors... especially designed for truing and dressing the commutators of motors employed for propelling cars" (lines 9-14).
Date: June 25, 1907
Creator: Frick, Claus Henry
Partner: UNT Libraries Government Documents Department

Track-Level.

Description: Patent for a track level, which is used to measure the lay of the land that a road is being built through.
Date: August 25, 1908
Creator: Young, Benjamin F.
Partner: UNT Libraries Government Documents Department

Sulky-Lister

Description: Patent for an improved sulky-lister for planting listed corn, cotton, and other crops.
Date: November 25, 1902
Creator: Engelmann, Gustav
Partner: UNT Libraries Government Documents Department

Projectile.

Description: Patent for improvements in projectiles for use in smooth-bore guns of any caliber, the same being so grooved or rifled as to insure rapid rotation and great accuracy and range in flight. (Lines 8-11.) Illustration is included.
Date: June 25, 1901
Creator: Croom, Alvis F.
Partner: UNT Libraries Government Documents Department

Method of Purifying Water

Description: Patent for a method of purifying water.
Date: October 25, 1904
Creator: Jones, Thomas
Partner: UNT Libraries Government Documents Department
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