Resource Type
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4 Matching Results
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Boll-Weevil Extermination
Patent for a device to exterminate boll-weevils on cotton. Illustrations included.
Date:
April 12, 1910
Creator:
Hebert, Paul E.
System:
The Portal to Texas History
Two-Stage Pump
Patent for a two stage pump. Illustrations included.
Date:
July 12, 1910
Creator:
Gray, William T.
System:
The Portal to Texas History
Traction-Wheel.
Patent for a traction wheel that has improved traction on muddy ground.
Date:
July 12, 1910
Creator:
Larson, Louis O.; Larsen, Arvid R. & Johnson, Sigfried
System:
The Portal to Texas History
Draft Attachment for Automobiles.
Patent for a draft attachment for automobiles to aid in their movement from muddy or slippery conditions including instructions and illustrations.
Date:
March 12, 1918
Creator:
Pietzsch, Cornelius O.
System:
The Portal to Texas History