Resource Type
Counties
3 Matching Results
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Truss
Patent for a truss for the use of alleviating abdominal hernias. Illustrations included.
Date:
September 5, 1911
Creator:
Baker, Littleton Lafayette
System:
The Portal to Texas History
Suspension-Bridge.
Patent for suspension bridges and a mechanism to overcome the vertical motion in floors of spans of bridges and provides a permanent anchorage for the cables.
Date:
March 5, 1912
Creator:
Greer, William H. C.
System:
The Portal to Texas History
Railway Tie
Patent for a railway tie.
Date:
November 5, 1912
Creator:
McComas, Charles F.
System:
The Portal to Texas History