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Tank-Valve.
Patent for a tank valve, which prevents leakage and can be used as a tank or trough valve.
Date:
May 4, 1909
Creator:
Hampton, William M. & Shive, Caleb C.
System:
The Portal to Texas History
Pile-Supporter
Patent for new and useful improvements in Pile-Supporters, specifically for use for protruding piles. "The device is designed to retain the ruptured portions within the anus, thereby relieving pain." Improvements allow extended wear and freedom of movement not allowed in previous supporters.
Date:
December 4, 1917
Creator:
Raines, John L.
System:
The Portal to Texas History