8 Matching Results

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Well-Screen

Description: Patent for a well screen to prevent the entrance of sand or gravel into the wall of a deep well.
Date: June 18, 1907
Creator: Stancliff, George W.
Partner: UNT Libraries Government Documents Department

Wheel Plow

Description: Patent for a plow supported on wheels. Illustration included.
Date: January 1, 1907
Creator: Barnett, George W.
Partner: UNT Libraries Government Documents Department

Device for Cutting Key Seats or the Like

Description: Patent for a device for cutting key seats or the like. This invention is an improvement in metal working tools as they relate to key seat cutters. Illustration included.
Date: November 12, 1907
Creator: Lindstrom, Conrad
Partner: UNT Libraries Government Documents Department

Grading-Machine.

Description: Patent for a grading machine for use in building dikes and levees, which can run over obstacles without harming the machine's work.
Date: October 29, 1907
Creator: Barnett, George W.
Partner: UNT Libraries Government Documents Department

Seed-Planter

Description: Patent for a seed planter. Illustrations included.
Date: December 3, 1907
Creator: McGuire, Daniel Harry
Partner: UNT Libraries Government Documents Department

Blower and Suction Device.

Description: Patent for a blower for a threshing machine that regulates the amount of air put out of the machine, and is both affordable and durable.
Date: March 26, 1907
Creator: Brown, Harry M. & Dahl, Harry M.
Partner: UNT Libraries Government Documents Department

Condensing-Pump.

Description: Patent for a condensing pump with a new type of valve mechanism.
Date: September 17, 1907
Creator: Leggett, Charles E.
Partner: UNT Libraries Government Documents Department

Clevis

Description: Patent for a clevis designed to connect with gang plows allowing vertical and lateral movement. Illustration included.
Date: September 10, 1907
Creator: Barnett, George W.
Partner: UNT Libraries Government Documents Department
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