5 Matching Results

Search Results

Nut-Lock.

Description: Patent for a nut lock for use on vehicle axles, which is easily taken on and off.
Date: March 23, 1909
Creator: Ruff, Charley C. & Ruff, John H.
Partner: UNT Libraries Government Documents Department

Grading Apparatus.

Description: Patent for improvements in grading apparatus to make it "comparatively simple and inexpensive in construction" (line 10) and readily adjustable.
Date: April 3, 1917
Creator: Anderson, Lycurgus
Partner: UNT Libraries Government Documents Department

Clothes-Pin

Description: Patent for clothes pin with illustration attached. This pin was created to allow ease shifting of clothes hanging from the clothe line. Additionally the clothes pin does not pinch the clothes it holds in place.
Date: June 12, 1917
Creator: McKinney, Arthur C.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen