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4 Matching Results
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Lubricator.
Patent for a lubricator, which can be put into vehicle wheels to allow for a continuous flow of lubricant.
Date:
July 5, 1910
Creator:
Hood, Linsey Vestal
System:
The Portal to Texas History
Station-Indicator.
Patent for an automatic station indicator for railway coaches.
Date:
February 11, 1919
Creator:
Large, WIlliam A.
System:
The Portal to Texas History
Pipe-Clamp.
Patent for an invention that relates to pipe clamps. It is specifically for a pipe clamp specially adapted for supporting pipes which extend through floors.
Date:
September 10, 1915
Creator:
Derrick, Virgil H.
System:
The Portal to Texas History
Necktie Presser
Patent for a device that can press a greater number of neckties, to remove wrinkles.
Date:
October 10, 1916
Creator:
Caddel, John M.
System:
The Portal to Texas History