UNT Libraries Government Documents Department - 19 Matching Results

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Cotton-Chopper.

Patent for a cotton chopper with rotating blades.

Date: July 4, 1911

Creator: Prokschl, Mathias

Patent for an improved copy holder design that is "adapted for holding stenographers' notebooks and other copies and equipped with an efficient line guide, capable of easy and rapid operation to drop the line indicating means from one line to another with perfect accuracy" (lines 14-19), including illustrations.

Date: April 28, 1914

Creator: Wrede, Albin C.

Combination-Flue

Patent for a flue which will not crack and open, due to settling or to transverse strain. Also to provide means whereby the flue may be supported from the joists of a ceiling, against settling.

Date: February 3, 1914

Creator: Carl, Reinhold Adolph

Car-Replacer

Patent for improved replacers for derailed railroad cars, complete with illustrations.

Date: April 13, 1915

Creator: Duval, Allen

Buggy-Shaft Brace.

Patent for buggy shaft braces for connecting the shaft and cross bar of a vehicle, in order to eliminate malfunction of cross bar.

Date: September 23, 1913

Creator: Brunken, John H.

Air-Brake.

Patent for train air-brakes to provide set brakes and same auxiliary pressure on all cars regardless of the brake cylinder piston travel distance.

Date: January 13, 1914

Creator: Wolf, Gustav B.

Cattle-Guard

Patent for an improved cattle guard with two parts that is adapted to specifically fit either inside the railroad tracks or alongside them.

Date: October 28, 1919

Creator: Fisher, Thomas M.

Vise and Saw-Clamp

Patent for improvements to vise and saw clamps complete with illustration.

Date: April 13, 1915

Creator: King, William T.

To

Patent for claw hammer.

Date: October 3, 1916

Creator: Walton, John F.

Pneumatic Conveyer

Patent for pneumatic conveyor to handle cotton seeds that are being discharged. This particular conveyor uses air currents to operate it.

Date: November 6, 1917

Creator: Caffey, Charles B.

Switch-Stand.

Patent for a switch stand that automatically switches to danger when unlocked and has independently rotating switch operating spindles and target spindles.

Date: October 19, 1915

Creator: Praetorius, Richard P.

Milk-Strainer and Support Therefor.

Patent for a milk strainer that prevents splashing and spilling of milk. The strainer will rest on top a separate supply tank that collects milk without the need for a person to hold the strainer.

Date: January 30, 1912

Creator: Ebner, Hermann J.

Railway-Track Brace

Patent for a brace for railway tracks. Illustrations included.

Date: December 24, 1912

Creator: Reid, John M.

Rug-Hanger.

Patent for the improvement of rug-hangers. The invention consists of multiple rollers that facilitate both the mounting and disengagement of rugs or other large flexible articles of merchandise from the hanger.

Date: May 11, 1915

Creator: Griffin, James S.

Rolling Cattle-Guard.

Patent for a serrated device that prevents cattle from escaping.

Date: December 25, 1917

Creator: Belto, Thomas M.

Safety Razor

Patent for a safety razor.

Date: October 31, 1916

Creator: Wrede, Albin C.

Vise and Saw Clamp

Patent for a vise and a saw clamp

Date: December 19, 1916

Creator: King, William T.

Motion-Picture-Film Cleaner.

Patent for improvement in motion picture film cleaners which quickly and efficiently removes oil, dirt and grease from film that has been caused by the machines; includes illustrations.

Date: September 4, 1917

Creator: Noble, Marcos Eugene

Furnace-Forming Die

Patent for a die for fashioning a furnace for cooking and ironing. Illustrations included.

Date: January 17, 1911

Creator: Williams, Robert L.