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6 Matching Results
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Car-Door Mechanism
Patent for a sliding car door mechanism.
Date:
November 26, 1912
Creator:
Gradick, Wiley Sr.
System:
The Portal to Texas History
Device For Converting Motion.
Patent for a device that converts "regular rotary motion into irregular reciprocating motion" (lines 15-16) which includes instructions and illustrations.
Date:
January 26, 1886
Creator:
Shellenberger, Samuel 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
Fish Hook
Patent for a fish hook. Illustration included.
Date:
April 26, 1910
Creator:
Roberson, Elige L.
System:
The Portal to Texas History
Spring-Seat Attachment For Vehicles
Patent for a spring-seat attachment for vehicles.
Date:
January 26, 1892
Creator:
Haney, John W. & Owens, William A.
System:
The Portal to Texas History
Door-Operator.
Patent for a device that is a means of mounting a train car door by which it may be easily opened or closed, and especially easily fixed when stuck.
Date:
August 26, 1913
Creator:
Gradick, Wiley, Sr.
System:
The Portal to Texas History