UNT Libraries Government Documents Department - 15 Matching Results

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Bottle-Cap

Patent for Louis Skala's improvement on the bottle cap. This design features a clampable bottlecap design for better functionality and a better seal

Date: March 9, 1918

Creator: Skala, Louis

Transmission Gearing.

Patent for transmission gearing which is the gearing inside of the transmission.

Date: December 21, 1915

Creator: Halze,Edwin J

Stalk and Straw Chopper.

Patent for "improvements to stalk, straw and weed choppers for attachment to plows" (lines 13-16) including instructions and illustrations.

Date: October 19, 1915

Creator: Gray, Wallace W. & Witzsche, Frank P.

Patent for "an improved stalk cutter and has for its primary object to provide a very simple, durable, and serviceable device of this character which may be advantageously employed for cleaning a field of corn stalks as the same is plowed." (lines 9-15) including instructions and illustrations.

Date: March 16, 1915

Creator: Carnes, Dudley Don

Telephone System.

Patent for a new telephone system to split party lines connected to a main line to keep private or personal discussions between some of the parties, including instructions and illustrations.

Date: June 23, 1914

Creator: Tucker, Albert R.

Rail Brace

Patent for a rail brace system.

Date: October 17, 1916

Creator: Sencetta, Lee

Cultivator Hobble.

Patent for regarding setting devices for cultivator beams which are to provide simple devices for making the positioning easily and quickly accomplished and under the immediate control of the operator.

Date: April 11, 1916

Creator: Fleischhauer, Kurt A.

Wrench

Patent for improvements to wrenches and monkey wrenches in particular, "improved construction and arrangement of adjustable jaw and improved means for locking the latter in its adjusted position and quickly releasing the same for readjustment" (lines 16-19) including illustrations and instructions.

Date: September 2, 1913

Creator: Waters, Richard Henry