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Counties
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Crude Oil Refining Process
Patent for the refinement of crude oil, producing refined oil in an economic manor.
Date:
November 11, 1919
Creator:
Evens, Jewett G. P.
System:
The Portal to Texas History
Whip.
Patent for a new and improved whip. This design consists in "[t]he combination, with the spring-wire core and rubber-compound covering of the body of the whip, and the metallic coupling of the detachable screw whip-handle constructed to form a clasp-knife" (lines 85-89).
Date:
November 11, 1884
Creator:
Turner, Ephraim M.
System:
The Portal to Texas History