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5 Matching Results
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Vehicle-Tire
Patent for a bolt-free spring connection between a vehicle tires inner and outer rims, allowing for an air cushion between rims and improving overall performance of vehicle tires.
Date:
September 18, 1917
Creator:
Horne, Henry M. & Buford, John C.
System:
The Portal to Texas History
Railroad Tie
Patent for Railroad Tie
Date:
September 26, 1916
Creator:
Stroud, Sam
System:
The Portal to Texas History
Saw Filing Machine
Patent for a device that will create uniform shape to all the teeth on a saw blade, and can be quickly adjusted.
Date:
September 19, 1916
Creator:
Wilkinson, Henry R.
System:
The Portal to Texas History
Combined Car and Air-Brake Coupling
Patent for an invention that provides "a single structure in which the air-brake pipes will be simultaneously coupled with the coupling of a car" (lines 14-17).
Date:
September 6, 1892
Creator:
Thomas, James Bryant
System:
The Portal to Texas History
Improvement in Horse-Powers
Patent for an improvement in Horse Powers and in it's construction.
Date:
September 2, 1879
Creator:
Smith, William W. & Randall, John C.
System:
The Portal to Texas History