Resource Type
Counties
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Draft-Equalizer
Patent for a device that can be attached to the draft tongue of an animal-drawn agricultural machine to equalize resistance and allow it to be drawn evenly in a straight line.
Date:
December 25, 1917
Creator:
Butts, Jim P.
System:
The Portal to Texas History
Low-Pressure Tire-Signal.
Patent for a device that attaches to the valve of an automobile tire and creates a warning noise if the tire pressure is too low. Includes instructions and illustrations.
Date:
December 5, 1911
Creator:
Collins, Joseph M.
System:
The Portal to Texas History
Sash Fastener
Patent for a sash fastener. The invnetion is designed to be of durable use as a window sash fastener. Illustration included.
Date:
December 24, 1912
Creator:
Flaniken, William F.
System:
The Portal to Texas History