UNT Libraries Government Documents Department - 1,139 Matching Results

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Automatic Gun Firing Mechanism.

Description: Patent for an automatic gun firing mechanism intended to protect gardens, orchards, and fields by scaring off birds and other animals that destroy crops through automatic discharge of a firearm at predetermined intervals.
Date: March 18, 1913
Creator: Steinocher, John

Fastening Device

Description: Patent for Fastening Device which relates to "improvements in fastening devices and more particularly to latches and cooperating strikes such as used in fastening gates, etc. One object of my invention is to provide a strike for such latching means which is easily and quickly put in place, which is easily adjustable to different heights of the latching member, which is easily and quickly adjustable to different horizontal positions of the latching member, and which is so constructed that it is firmly but simply held in place in any of its positions" (lines 8-20).
Date: May 31, 1912
Creator: Torian, William H.


Description: Patent for improvements to seed planters including "having a revolving seed distributing drum provided with radial slots in which radially moving plungers are arranged, and so operated that at predetermined points seeds are received in the pockets and subsequently ejected therefrom" (lines 12-17) including instructions and illustrations.
Date: July 29, 1913
Creator: Gibson, Rupert R.


Description: Patent for a new sliding jaw type wrench which enables objects to be clamped in the jaws of the wrench securely while leverage is used to rotate the head of a nut.
Date: July 29, 1913
Creator: McGill, Wisdom


Description: Patent for Clothes Pin made of galvanized wire that will remain normally on the line. It will also prevent the adjacent pins from becoming tangled together. It's twisted portions adapted for riding content with the line to hold the pin in operative position.
Date: April 8, 1913
Creator: Perry, Cornelius Doctor & Wosnig, Walter, E.

Paper Doll

Description: Patent for to create a more sturdy paper doll and its outfits by means of folding and using slits and adhesives to no longer require the use of tabs. Illustrations included.
Date: June 26, 1917
Creator: Ferguson, Gradele


Description: Patent for an improvement to railway switches, by creating an automatic switch that changes the direction of a track from object while object is moving on track.
Date: January 13, 1914
Creator: James, Samuel

Massage Device.

Description: Patent for an adjustable massage device that may be used as an attachment to a shaving brush or as a separate shaving tool. The device includes a rubber head that is moved over the face to “soften the beard” (line 83) for shaving and discourage discomfort and irritation.
Date: January 6, 1914
Creator: Luzzi, August F.

Non-Refillable Bottle

Description: Patent for an improvement on non-refillable bottles. The improvement would not let any other liquid be surreptitiously added to the bottle. Also this patent design allows for the closure plug to be reused by the manufacturer of the bottle in new bottles.
Date: March 3, 1914
Creator: Helmcamp, Louis C. & Hoxworth, Edwin