Resource Type
Counties
3 Matching Results
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Gear-Wheel.
Patent for the construction of a wheel and gear rim that converts any ordinary vehicle wheel into a gear wheel.
Date:
June 8, 1915
Creator:
Biela, Valentine
System:
The Portal to Texas History
Folding Umbrella.
Patent for an improved folding umbrella consisting of folding ribs and braces. Additionally, the staff of the umbrella is separable so that the staff can be shortened when the umbrella is closed.
Date:
June 10, 1913
Creator:
Allen, George W.
System:
The Portal to Texas History
Plowshare Attachment.
Patent for a plowshare attachment, which will allow a new replacement part when this part is no longer in working condition.
Date:
June 11, 1912
Creator:
Hickle, Pryor H.
System:
The Portal to Texas History