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Counties
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Cattle Guard
Patent for a cattle guard. Illustration included.
Date:
June 16, 1908
Creator:
York, Edward Jackson; Howze, Walter L. & Caldwell, Thomas W.
System:
The Portal to Texas History
Well-Strainer.
Patent for a well strainer, which is cheaper to make than previous ones without reducing efficiency.
Date:
June 16, 1908
Creator:
Brown, Arthur M.
System:
The Portal to Texas History
Rotary Cutter for Roller Drills
Patent for an improvement in rotary cutters for roller-drills. Improvement includes a secure locking mechanism upon bushing as it is related to author's prior patent for drill cutters.
Date:
June 16, 1919
Creator:
Godbold, Louis A.
System:
The Portal to Texas History