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3 Matching Results
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Cooking-Stove
Patent for a cooking stove that can be easily replaced with a new one if it breaks.
Date:
December 3, 1912
Creator:
Earnest, Mettie C.
System:
The Portal to Texas History
Windmill and Engine Coupling.
Patent for a windmill and engine coupling that connects the piston or plunger of a pump to a windmill, engine, or similar motor. The coupling aims to improve the construction of couplings to increase the ease of operation of such motors.
Date:
February 13, 1912
Creator:
Sheen, Davis
System:
The Portal to Texas History
Rod Coupling
Patent for rod coupling. This invention is for a type of rod couplings formed in sections for use as plunder-rod for wells. Illustration included.
Date:
November 6, 1906
Creator:
Lynn, John McKenzie
System:
The Portal to Texas History