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6 Matching Results
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Acetylene-Gas Machine
Patent for a acetylene gas machine that automatically controls the flow of carbid or gas producing material into the generator "by means of a float and lever connection with the valve of the carbid hopper" (lines 19-21).
Date:
May 7, 1907
Creator:
Ricketts, James R.
System:
The Portal to Texas History
Beehive
Patent for a concrete beehive whose walls keep the temperature even, is ventilated, and large enough to fit honey frames into.
Date:
September 7, 1909
Creator:
Weaver, Phillip
System:
The Portal to Texas History
Automatic Elevator Gate
Patent for an elevator gate that will automatically be raised or lowered upon ascent or descent of the elevator, with illustrations.
Date:
October 7, 1902
Creator:
McNaught, Ira S.
System:
The Portal to Texas History
Vehicle
Patent for a vehicle. Illustration included.
Date:
March 7, 1905
Creator:
Boothe, John
System:
The Portal to Texas History
Vending-Machine.
Patent for device to improve price display, movement of goods, and correct coin measurement of coin-controlled vending machines.
Date:
July 7, 1903
Creator:
Scheble, Eugene Stiles
System:
The Portal to Texas History
Stirrup
Patent for a stirrup. Illustration included.
Date:
November 7, 1905
Creator:
Kellner, Charles J. E. & Turner, Ephraim M.
System:
The Portal to Texas History