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Animal-Trap
Patent for an animal trap. Illustrations included.
Date:
May 16, 1911
Creator:
Morris, Leopold
System:
The Portal to Texas History
Ladder.
Patent for a ladder that will allow its prop legs to be slided longitudinally of the main ladder legs to form an extension ladder.
Date:
May 23, 1912
Creator:
Vierheller, Paul E.
System:
The Portal to Texas History