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Air-Brake-Setting Appliance
Patent for an air brake apparatus for train cars which automatically activates when a train car is derailed. Illustrations included.
Date:
April 13, 1909
Creator:
Gale, Albert & Lilley, Doc M.
System:
The Portal to Texas History
Hinged Connection
Patent for a simply designed, durable, and inexpensively produced hinged connection between any swinging item (i.e., door) and non-swinging item (i.e., door jam).
Date:
April 13, 1915
Creator:
Coleman, Paul H.
System:
The Portal to Texas History