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3 Matching Results
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Pliers.
Patent for pliers that has one jaw fitted with ribs and the other with grooves. This allows the pliers to clamp onto and kink a wire in an improved way.
Date:
December 19, 1893
Creator:
Neuhaus, Frank C.
System:
The Portal to Texas History
Poison-Distributor
Patent for a device which destroys cotton worms "in which the cylinders [holding the poison] are adapted to be both vertically and laterally adjustable with respect to the height of the cotton and width of the rows" (lines 18-21).
Date:
August 19, 1890
Creator:
Pressly, Thompson
System:
The Portal to Texas History
Carbureter.
Patent for a carburetor that automatically regulates oil based on how much air enters the carburetor.
Date:
October 19, 1915
Creator:
Cerny, Alois
System:
The Portal to Texas History