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6 Matching Results
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Wire-Stretcher.
Patent for certain new and useful improvements in wire stretchers, including instructions and illustrations.
Date:
October 18, 1898
Creator:
Curtis, Zenas Albert
System:
The Portal to Texas History
Wire-Stretcher.
Patent for certain new and useful improvements in wire stretchers, including instructions and illustrations.
Date:
January 2, 1900
Creator:
Curtis, Zenas Albert
System:
The Portal to Texas History
Weed-Cutting Machine.
Patent for a weed cutting plow implement with height-adjustable runners.
Date:
October 30, 1917
Creator:
Schubert, William A.
System:
The Portal to Texas History
Veterinary Tool
Patent for a veterinary tool designed to drenching, floating or treating animal teeth. Illustration included.
Date:
July 14, 1908
Creator:
Jenkins, Thomas E. & Cator, Bert O.
System:
The Portal to Texas History
Gate-Operating Device
Patent for a gate opening device that consists of a hinge, cable, and spring that allows a gate to open after a slight push by a pedestrian or vehicle.
Date:
February 24, 1920
Creator:
Wilbanks, Andrew J.
System:
The Portal to Texas History
Blackboard-Cleaner.
Patent for a blackboard cleaner that incorporates a "water reservoir having manually controlled means for communicating the water of the reservoir to the rubbing element of the cleaner" (lines 13-17) including an illustration. The rubbing element was also made to be easily removed for replacement or cleaning.
Date:
January 29, 1918
Creator:
Satrum, Gilbert G. & Snartemo, Ingvald B.
System:
The Portal to Texas History