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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
Partner: UNT Libraries Government Documents Department

Plow Attachment

Description: Patent for a plow attachment for clearing pea vines out of fields.
Date: April 16, 1912
Creator: Post, Valta T.
Partner: UNT Libraries Government Documents Department

Can Soldering Machine

Description: Patent for a can soldering machine. This device is designed to solder multiple units of lids to cans. Illustration included.
Date: November 5, 1912
Creator: Irwin, Wiley I.
Partner: UNT Libraries Government Documents Department

Cross Arm

Description: Patent for a cross arm. Illustration included.
Date: December 27, 1912
Creator: Crabtree, Lawrence L. & Ripley, T. Charley
Partner: UNT Libraries Government Documents Department

Battery-Connector

Description: Patent for a battery connector for providing electricity in homes without being connected to a power plant.
Date: October 15, 1912
Creator: Hall, James Monroe
Partner: UNT Libraries Government Documents Department
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