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Hydrostatic Control for Pumps
Patent for improvements in the hydrostatic control located in the pump. It is used as an automatic pressure governor.
Date:
January 7, 1919
Creator:
William M. Stephenson
System:
The Portal to Texas History
Fence Stay Machine
Patent for a machine coils the wire around the fence stay within one device.
Date:
January 7, 1919
Creator:
Lewis Alverson
System:
The Portal to Texas History
Quick Tire-Patch for Pneumatic Tires.
Patent for a quick tire patch for pneumatic tires for the purpose of providing an adhesive repair patch that is easy and convenient to apply and that may be used immediately after application.
Date:
January 7, 1919
Creator:
Duffy, Clarence O.
System:
The Portal to Texas History
Draft-Equalizer.
Patent for Draft Equalizer. Patent states this invention "relates to the new and useful improvements in draft-equalizers" (lines 10-11). Includes instructions and illustrations.
Date:
February 20, 1918
Creator:
Dudley, Thomas J. & Bryant, Marvin H.
System:
The Portal to Texas History