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Closer for Cans and the Like.
Patent for an efficient, easy-open-and-close top for various types of cans which are used frequently.
Date:
May 28, 1912
Creator:
Perkins, William Hunter
System:
The Portal to Texas History
Carbon-Brush Holder
Patent for a carbon-brush holder that provides the user with novel means of holding a carbon brush. Through this device, users can more efficiently transmit an electric current from the brush to motors, dynamos, or commutators.
Date:
May 28, 1918
Creator:
Knight, James H.
System:
The Portal to Texas History
Head for Hammers and Other Tools.
Patent for heads for hammers, hatchets, axes, and other similar tools that prevents the handles from becoming loose in the heads, and that can also tighten the handles in the heads. Includes illustration.
Date:
May 28, 1918
Creator:
Mosley, Noah S.
System:
The Portal to Texas History