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5 Matching Results
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Aeroplane
Patent for an improvement to aeroplanes which includes movable horizontal and vertical planes (or curtains).
Date:
February 25, 1911
Creator:
Blewett, Baxter W.
System:
The Portal to Texas History
Engine-Starter
Patent for an engine starter that prevents backfiring.
Date:
April 23, 1912
Creator:
Everly, William D.
System:
The Portal to Texas History
Valve
Patent for a valve for rotary steam engines.
Date:
November 26, 1912
Creator:
Faulkner, Thomas F.
System:
The Portal to Texas History
Blotting Pad
Patent for an ink blotting pad. Illustration included.
Date:
November 5, 1912
Creator:
Smith, Charles A.
System:
The Portal to Texas History
Cultivator-Standard
Patent for a cultivator standard which allows the pitch and angle of the cultivator to be adjusted.
Date:
July 2, 1912
Creator:
Yeatts, Edward D.
System:
The Portal to Texas History