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in subjects: "plows"  
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Improvement in plow-stocks.

Description: Patent for an improvement on the plow stock that allows the user to use different plow blades and standards, depending on what kind of plowing needs to be done. Includes illustrations.
Date: August 15, 1876
Creator: Price, James Alvin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design is "to combine a single and double plow so that they may be used either conjointly or independently of each other, and to provide means for the ready adjustment of the plow-beams with relation to each other and for the adjustment of the shovels so as to present the same at different inclinations for penetrating the ground at various depths" (lines 8-16).
Date: July 15, 1890
Creator: Walton, Sam Houston
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gang Plow.

Description: Patent for a new and improved gang plow. This design consists in "the landside-beam, the front cross-beam, the oblique plow-carrying beam connected at its rear end to the landside-beam and at its front to the front cross-beam, the tubular bearings or boxings on the side of the landside-beam and at the front of the plow-beam, the wheeled cylindrical rods extending through and freely rotatable in the said bearings or boxings, and means . . . for raising and lowering the frame on the cylindrical r… more
Date: March 15, 1887
Creator: Hinchman, Frank M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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