UNT Libraries Government Documents Department - 560 Matching Results

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Acetylene-Gas Generator

Patent for an acetylene gas generator designed to prevent from being overcharged with carbide. Illustrations included.

Date: November 19, 1912

Creator: Finley, Jesse T.

Actuating Device for Circuit Closers

Patent for an actuating device for circuit closers. Illustration included.

Date: November 5, 1912

Creator: Young, George D.

Adjustable Shade-Support

Patent for an adjustable window shade support.

Date: July 16, 1912

Creator: Dixon, Raymond E.

Patent for Adjustable Trace Clip. "The invention relates to an adjustable trace clip, and has for its primary object to provide a clip of this character in which the connecting strap between the back and belly bands may be adjusted with relation to the trace so as to permit the back band to properly fit the animal and also allow the longitudinal adjustment of the trace" (lines 9-16).

Date: May 24, 1912

Creator: Bradfute, Benjamine F.

Advertising Device

Patent for an Advertising Device. This device provides "a series of hinged leaves so mounted that those exposed to view have the experience of being part of a book." (lines 14-17). "A further object is to provide means which will conceal the operating mechanism, and mystify the observer" (lines 23-25), with a "supporting structure and a dummy provided with a movable hand...for turning said movable shaft as the leaves are turned" (lines 3-13).

Date: April 6, 1912

Creator: Friedman, Bernard Z.

Aerial Vehicle

Patent for an aerial vehicle. Illustrations included.

Date: January 2, 1912

Creator: Rex, Cleveland A.

Aerodrome

Patent for an aerodrome. Illustrations included.

Date: April 16, 1912

Creator: Helm, Amos J.

Aeroplane

Patent for an improvement to aeroplanes which includes movable horizontal and vertical planes (or curtains).

Date: March 26, 1912

Creator: Blewett, Baxter W.

Aeroplane

Patent for an aeroplane. This invention does not use any mechanism to maintain the planes equilibrium. Illustration included.

Date: November 5, 1912

Creator: Goebel, Alois

Air-Brake

Patent for an air brake for trains that reduces jerking when the brakes are applied.

Date: February 6, 1912

Creator: Mead, William E.

Air-Craft Propeller

Patent for an air craft propeller that reduces air resistance.

Date: October 8, 1912

Creator: Koiw, Julius

Air-Cycle

Patent for an air cycle that allows a person to fly by pedaling. Illustrations included.

Date: January 9, 1912

Creator: Price, Joseph H.

Air-Lift Pump

Patent for an air lift pump. Illustrations included.

Date: July 30, 1912

Creator: Holmgreen, Julius H. & Underwood, William H.

Air-Propeller

Patent for a propeller for aircrafts. Illustrations included.

Date: April 9, 1912

Creator: Buchanan, Jesey H.

Airship

Patent for an airship that is equipped with gas bags to control the ascent and descent of the airship and make it float in case of landing in the water.

Date: June 11, 1912

Creator: Bradshaw, John F. W.