3 Matching Results

Search Results

Results: 1 - 3

Well-Drilling Bit.

Description: Patent for a well drilling bit with a removable point and cutting edges "at a greater radial distance from the center of the bit" (lines 18-19). The point may be removed for sharpening or replacement.
Date: August 16, 1921
Creator: Midgett, Penelton G.
Partner: UNT Libraries Government Documents Department

Cotton Gin Saw Cleaner

Description: Patent for a cotton gin saw cleaner. This invention is designed to clean cotton from gin saws. Illustration included.
Date: August 16, 1904
Creator: Clark, Joseph Y.
Partner: UNT Libraries Government Documents Department

Fountain Brush.

Description: Patent for the improvement of fountain brushes. The brush would be in the shape of a pencil which would stop ink or dye from spreading on fabric.
Date: August 16, 1921
Creator: Bates, William P.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen