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4 Matching Results
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Switch Stand and Lock
Patent for an improvement in switch-stand and locks, being that they cannot be picked or tampered with.
Date:
July 21, 1914
Creator:
Maupin, John D.; Allen, Harry E. & Baldwin, Springfield
System:
The Portal to Texas History
Fish-Line Bob
Patent for a fish bob that can clamp and grip the fishing line. The fish bob can also be moved at will to any position with the users thumb or fingers.
Date:
December 29, 1914
Creator:
Bissett, Caleb
System:
The Portal to Texas History
Non-Refillable Bottle.
Patent for a non-refillable bottle
Date:
June 23, 1914
Creator:
Red, John E.
System:
The Portal to Texas History
Gas Producer
Patent for a new invention of a "reverse draft gas producer in which a clean and pure dry gas can be obtained from lignite or low grade fuel, and especially adapted for use in connection with explosive engines" (lines 11-14).
Date:
May 26, 1914
Creator:
Guggolz, John F.
System:
The Portal to Texas History