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4 Matching Results
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Broaching-Press
Patent for a device used with metal-working machines that provides more efficient finishing.
Date:
December 25, 1900
Creator:
Baker, Jason A.
System:
The Portal to Texas History
Removable Can Top.
Patent for a new and improved removable lid for cans. This design "consists of a can top or protector to be fitted over the top of the can which has had one of its heads cut out in such a manner that the contents of the can can be easily and conveniently removed and, should it be desired, the life and usefulness of the can prolonged at a trifling expense" (lines 24-30).
Date:
December 25, 1883
Creator:
Grainger, Charles J.
System:
The Portal to Texas History
Railway-Frog.
Patent for "a frog for crossing rails at switches or railway-crossings" (lines 8-9).
Date:
December 25, 1900
Creator:
Barry, James
System:
The Portal to Texas History
Non-Refillable Bottle
Patent for non refillable bottle. Illustration included.
Date:
December 25, 1906
Creator:
Tull, Francis Scholais
System:
The Portal to Texas History