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5 Matching Results
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Automobile-Tire
Patent for the improvement of cushion tires. The improvement produces a more resilient tire, less susceptible to punctures.
Date:
October 8, 1918
Creator:
Hemphill, Alwynn
System:
The Portal to Texas History
Cotter-Pin Puller
Patent for cottor-pin puller that is useful to pull cotter pins that are secured in shafts, fly wheels or any other devices without bending or twisting or damaging them.
Date:
October 31, 1916
Creator:
Hayden, Jefferson B.
System:
The Portal to Texas History
Plow Attachment.
Patent for a plow attachment, which holds the plow wheel in place.
Date:
October 11, 1910
Creator:
Dowdy, Ewell Monroe
System:
The Portal to Texas History
Sash Fastener
Patent for a fastener of simple, reliable for locking a sash at any given point in its path-of-movement upon the window frame, without the use of springs or any other parts.
Date:
October 20, 1914
Creator:
Shipman, John Davis
System:
The Portal to Texas History
Well-Drilling Apparatus.
Patent for a well drilling apparatus, which is light and strong and easily transported.
Date:
October 13, 1908
Creator:
Moon, Richard Davis
System:
The Portal to Texas History