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8 Matching Results
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8
Beam and Shank Attachment
Patent for a beam and shank attachment for attaching harrows to cultivators.
Date:
October 15, 1912
Creator:
Trousdale, Robert A.
System:
The Portal to Texas History
Airship
Patent for an airship that is equipped with gas bags to control the ascent and descent of the airship and make it float in case of landing in the water.
Date:
June 11, 1912
Creator:
Bradshaw, John F. W.
System:
The Portal to Texas History
Car-Door Mechanism
Patent for a sliding car door mechanism.
Date:
November 26, 1912
Creator:
Gradick, Wiley Sr.
System:
The Portal to Texas History
Insulator Support for Line Wires
Patent for an insulator support for line wires. This invention is designed to support the cross arms used with telephone and telegraph poles. illustration included.
Date:
December 10, 1912
Creator:
Hoybook, Henry L.
System:
The Portal to Texas History
Grain-Door
Patent for a grain car door that keeps the grain securely in the railroad car.
Date:
November 26, 1912
Creator:
Gradick, Wiley, Sr.
System:
The Portal to Texas History
Guard-Rail Clamp.
Patent for guard rail clamps to securely clasp guard rails with the main rail with features such as spikes and braces.
Date:
March 12, 1912
Creator:
Akers, Harry R.
System:
The Portal to Texas History
Grave-Cover
Patent for a device to provide a temporary cover to open graves made of non-rusting materials with adjustable length.
Date:
September 19, 1912
Creator:
Rankin, Daniel H. & Cox, William, E.
System:
The Portal to Texas History
Nutcracker
Patent for a nutcracker that can be used for a variety of types of nuts without crushing them.
Date:
September 10, 1912
Creator:
Moser, Frank W.
System:
The Portal to Texas History