Counties
Language
2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Pump-Valve Mechanism.
Patent for a pump valve mechanism for use in deep wells, which can be easily removed for cleaning and repair,
Date:
August 13, 1907
Creator:
Sheen, Davis
System:
The Portal to Texas History
Float-Valve.
Patent for improved float valve. This patent is especially adapted for use in water tanks and other receptacles for providing water for stock or for any other purposes.
Date:
July 13, 1915
Creator:
Sharp, Harry Q.
System:
The Portal to Texas History