Texas Patents - 3 Matching Results

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Sod-Turning Plow

Description: Patent for a plow to turn prairie sod. On the land side the pow has a longer runner which are attached by a cross bar.
Date: May 12, 1902
Creator: Fletcher, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Drain-Valve for Well-Pipes.

Description: Patent for drain valves used with well pipes that is "adapted to be positioned in the stand pipe of a well below the surface of the ground, and which may be actuated in cold weather so as to permit of the water in the pipe being drained back into the well" (lines 13-18) including illustration.
Date: May 21, 1918
Creator: Lindsey, William Noal
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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