UNT Libraries Government Documents Department - 18 Matching Results

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Cotton Spray

Description: Patent for Cotton Spray. "The present invention relates to spraying devices for destroying insect life which infests plants. The device is primarily intended for spraying cotton plants, and is so constructed and arranged as to travel over the plants, and to spray the said plants from opposite sides" (lines 8-15).
Date: September 27, 1912
Creator: Walker, Walter

Cut-Off.

Description: Patent for a cut-off for water pipes, which provides a new construction to control the flow of supply of water from a roof.
Date: February 27, 1912
Creator: Pruden, John B.

Moldboard

Description: Patent for a moldboard for plows that has a water holder to allow plaster of Paris covering the moldboard to be kept moist which prevents soil from sticking to the moldboard.
Date: August 27, 1912
Creator: Miller, Charles K.
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