Resource Type
Counties
3 Matching Results
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Envelop.
Patent for an envelope that employs a lock and seal mechanism to increase security of contents. The envelope cannot be opened without tampering or mutilating the envelope.
Date:
January 26, 1915
Creator:
Wallace, Curtis C.
System:
The Portal to Texas History
Cotton Chopper
Patent for Cotton Chopper
Date:
January 2, 1917
Creator:
Wills, Saladin H.
System:
The Portal to Texas History
Car Coupling
Patent for train car coupling. Illustration included.
Date:
January 17, 1905
Creator:
Jones, Evan S.
System:
The Portal to Texas History