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3 Matching Results
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Gate
Patent for "simple and easily-operated mechanism for opening and closing a gate and for controlling the latch thereof by the same mechanism which opens and closes the gate" (lines 12-16).
Date:
June 11, 1901
Creator:
Seckler, Levi W.
System:
The Portal to Texas History
Grinding-Machine
Patent for "a machine chiefly adapted for making or grinding molding bits or knives with either a straight or irregular cutting-edge; but my invention is also adapted for making and grinding other edged tools and implements" (lines 13-18).
Date:
June 14, 1892
Creator:
Ross, William
System:
The Portal to Texas History
Sewing-Machine Attatchment
Patent for an attachment for sewing machines. Illustrations included.
Date:
June 7, 1910
Creator:
Griffin, Patrick
System:
The Portal to Texas History