3 Matching Results

Search Results

Improvement in Cotton-Pickers.

Description: Patent for a cotton-picking machine that "consists in a set of saws mounted on a truck, and geared with the driving-wheels, to run in the tops of the plants...and detach the cotton and convey it to a brushing-roller above, which detaches the cotton from the saws and delivers it into a receptacle behind." (Lines 10-17) Includes instructions and illustrations.
Date: August 23, 1870
Creator: McRae, Daniel M.
Partner: UNT Libraries Government Documents Department

Diffusion-Block for Subsoil Irrigation.

Description: Patent for a diffusion block for subsoil irrigation, which prevents roots from growing into the pipe that is providing water to the soil.
Date: August 23, 1910
Creator: Ziller, Bessie
Partner: UNT Libraries Government Documents Department
Back to Top of Screen