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Wrench
Patent for a wrench. Illustration included.
Date:
November 6, 1906
Creator:
Land, Henry Clay
System:
The Portal to Texas History
Lever.
Patent for a lever that attaches to moveable cultivator gangs.
Date:
August 6, 1907
Creator:
Gillentine, William A.
System:
The Portal to Texas History
Railway-Tie.
Patent for improvements in railway ties, specifically railway ties in the "metallic" class. The ties in this class are affixed to the rails without the need for spikes.
Date:
March 6, 1906
Creator:
Rollins, William A.
System:
The Portal to Texas History