Resource Type
States
Counties
3 Matching Results
Results open in a new window/tab.
Results:
1 - 3 of
3
Motor-Driven Impliment
Patent for a motor-driven farming tool that can be used as a cultivator, planter, or plow. Illustrations included.
Date:
November 19, 1912
Creator:
Horn, Lafayette
System:
The Portal to Texas History
Rail Joint
Patent for improvements in rail joints that use fish plates
Date:
February 20, 1912
Creator:
Bogard, James T.
System:
The Portal to Texas History
Photographic-Printing Machine
Patent for a new and improved Photographic Printing Machine. The device allows for accurately positioning negative to contact accurately with printing paper.
Date:
September 17, 1912
Creator:
Loving, Roy R.
System:
The Portal to Texas History