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3 Matching Results
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Trap
Patent for an improvement on traps. This trap is primarily insect and pest control, meant for ants and flies.
Date:
October 17, 1919
Creator:
Miller, William B.
System:
The Portal to Texas History
Tool for Replacing Transmission-Covers on Ford Cars.
Patent for removing and replacing the transmission covers on Ford cars.
Date:
July 14, 1919
Creator:
Lueders, Edgar T.
System:
The Portal to Texas History
Cultivation of Soil.
Patent for improvements in soil cultivation, relating "to conserving and preserving moisture in the soil for growing vegetation" (lines 8-10), including illustrations and instructions.
Date:
June 10, 1919
Creator:
Lyon, Leonidas N.
System:
The Portal to Texas History