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5 Matching Results
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Battery-Connector
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
System:
The Portal to Texas History
Can Soldering Machine
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.
System:
The Portal to Texas History
Cross Arm
Patent for a cross arm. Illustration included.
Date:
December 27, 1912
Creator:
Crabtree, Lawrence L. & Ripley, T. Charley
System:
The Portal to Texas History
Lamp-Socket.
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
System:
The Portal to Texas History
Plow Attachment
Patent for a plow attachment for clearing pea vines out of fields.
Date:
April 16, 1912
Creator:
Post, Valta T.
System:
The Portal to Texas History