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4 Matching Results
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Lock For Radiator Caps.
Patent for a device to reliably and effectively secure the radiator cap in position on the filling neck of a radiator in order to avoid displacement. Device is of simple and durable construction and inexpensive to manufacture.
Date:
May 9, 1922
Creator:
Brown, Francis Nathaniel, Jr.
Object Type:
Patent
System:
The Portal to Texas History
Process of Increasing the Quality and Volume of Oil in Wells and Removing the Oil Therefrom.
Patent for a method for drawing a higher quality and grade of oil from a well through the combination with gas trapped in the well.
Date:
May 9, 1922
Creator:
Hallmark, Elmer C.
Object Type:
Patent
System:
The Portal to Texas History
Traffic Signal.
Patent for an illuminated turn signal attached to the frame of a car. The signal is shaped like a hand and can be raised or lowered by a lever behind the steering wheel.
Date:
May 9, 1922
Creator:
Jones, Theodoric
Object Type:
Patent
System:
The Portal to Texas History
The Gaseous Explosive Reaction at Constant Pressure: The Reaction Order and Reaction Rate
The data given in this report covers the explosive limits of hydrocarbon fuels. Incidental to the purpose of the investigation here reported, the explosive limits will be found to be expressed for the condition of constant pressure, in the fundamental terms of concentrations (partial pressures) of fuel and oxygen.
Date:
May 9, 1929
Creator:
Stevens, F. W.
Object Type:
Report
System:
The UNT Digital Library