3 Matching Results

Search Results

Results: 1 - 3

Railroad-Tie.

Description: Patent for railroad ties and especially for a fie made from a log of wood.
Date: April 26, 1921
Creator: Bryant, Joseph D.
Partner: UNT Libraries Government Documents Department

Boll-Weevil Catcher.

Description: Patent for agricultural devices and more particularly to a device to be attached to a cultivator for catching boll weevil or the like, during the cultivation of cotton.
Date: October 19, 1920
Creator: Stanalan, William
Partner: UNT Libraries Government Documents Department

Crossing for Railway-Tracks.

Description: Patent for incorporating durable gaps within railway-rails to improve performance, with illustrations.
Date: February 24, 1920
Creator: Thomas, Lester V.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen