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Fastening
Patent for fastening. This invention is comprised of a threaded member and a socket that are adapted to a screw. Illustration included.
Date:
October 26, 1909
Creator:
Percival, Herbert E. & Key, Brewer W.
System:
The Portal to Texas History
Rail-Fastening for Plastic Ties and the Process of Making the Same.
Patent for " an improvement in rail-fastenings for plastic ties and the process of making the same." (lines 12-14) including instructions and illustrations.
Date:
December 26, 1905
Creator:
Percival, Herbert E.
System:
The Portal to Texas History