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4 Matching Results
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Boiler-Cleaner
Patent for an appliance to clean boilers. Device remains in boiler and sucks dirt particles out.
Date:
January 1, 1918
Creator:
Cross, William G.
System:
The Portal to Texas History
Clothes Pin
Patent for an improved clothes pin to provide a simple, efficient, and practical device.
Date:
August 27, 1918
Creator:
Newsom, John Wesley
System:
The Portal to Texas History
Cotton-Picker's Knee-Pad.
Patent for Cotton-Picker's Knee-Pad. "This invention relates to pads and particularly to a new, useful, simple and practical knee pad especially designed fo use by cotton pickers." (line 2)
Date:
April 30, 1918
Creator:
Boynton, Willie A. & Terrell, George A.
System:
The Portal to Texas History
Wire-Stretcher.
Patent for improved wire-stretchers. The simple concept allows for the pieces to be produced inexpensively and does not require any machine work.
Date:
November 19, 1918
Creator:
Moseley, Benjmine G
System:
The Portal to Texas History