Resource Type
Counties
3 Matching Results
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Nut Lock
Patent for a nut lock. Illustration included.
Date:
March 26, 1907
Creator:
Baker, Alonzo
System:
The Portal to Texas History
Power-Hammer.
Patent for a hammer operated by a treadle with improved springs for enhanced power.
Date:
September 3, 1907
Creator:
Kinson, James D.
System:
The Portal to Texas History
Cultivator-Arch
Patent for a cultivator arch designed to adjust and secure the beams of a plow. Illustrations included.
Date:
August 20, 1907
Creator:
Spence, Enoch M.
System:
The Portal to Texas History