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Aerodrome
Patent for an aerodrome/helicopter with improved wing design.
Date:
June 27, 1911
Creator:
Snow, Guy
System:
The Portal to Texas History
Valve Mechanism for Carburetors
Patent for a valve mechanism for carburetors that supplies fuel to the engine.
Date:
June 18, 1912
Creator:
Guthrie, William S.
System:
The Portal to Texas History