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5 Matching Results
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Improvement in Gas-Liquefying Pumps.
Patent for "the construction and arrangement of a pump used in ice-machines for liquefying [sic] the gas" (lines 12-14) including illustrations.
Date:
March 21, 1876
Creator:
Boyle, James
System:
The Portal to Texas History
Horn-Holding Shoe.
Patent for the Horn-Holding Shoe. The Horn-Holding Shoe is removable and provides a design that allows the wearer an easier way to insert foot in shoe while providing a higher edge to the back of the shoe and does not interfere with walking or running.
Date:
March 21, 1916
Creator:
Lassig, Oswald J.
System:
The Portal to Texas History
Firearm
Patent for an automatic gun which reloads itself.
Date:
March 21, 1911
Creator:
Consentino, Thomas
System:
The Portal to Texas History
Clothespin
Patent for an improved version of the clothespin, which is simple to use, durable, and cheap to manufacture.
Date:
March 21, 1922
Creator:
Ingersoll, Charles James
System:
The Portal to Texas History
Bat-Former
Patent for a cotton bat former that produces a bat of uniform size and weight.
Date:
March 21, 1911
Creator:
Ball, Samuel M.
System:
The Portal to Texas History