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Windmill and Engine Coupling.

Description: Patent for a windmill and engine coupling that connects the piston or plunger of a pump to a windmill, engine, or similar motor. The coupling aims to improve the construction of couplings to increase the ease of operation of such motors.
Date: February 13, 1912
Creator: Sheen, Davis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lamp-Socket.

Description: Patent for an electric lamp socket that regulates the intensity of the current passing through the socket. It has multiple contact posts and a manually operated slide that makes contact with the posts.
Date: February 13, 1912
Creator: Hall, James Monroe
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Feeder.

Description: Patent for cotton feeders to facilitate the replacement of feed rollers without damage to the cotton feeder and be disposed of efficiently, including illustrations and instructions.
Date: February 13, 1912
Creator: Murray, Stephen D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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