3 Matching Results

Search Results

Results: 1 - 3

Improvements in Steam Engine

Description: Patent for improvements in steam-engines. The goal of this invention to provide a simple construction that can be equally adapted for locomotives and high speed engines.
Date: August 4, 1903
Creator: Dickson, Henry L.
Partner: UNT Libraries Government Documents Department

Motion-Picture-Film Cleaner.

Description: Patent for improvement in motion picture film cleaners which quickly and efficiently removes oil, dirt and grease from film that has been caused by the machines; includes illustrations.
Date: September 4, 1917
Creator: Noble, Marcos Eugene
Partner: UNT Libraries Government Documents Department

Cotton-Chopper.

Description: Patent for a cotton chopper with rotating blades.
Date: July 4, 1911
Creator: Prokschl, Mathias
Partner: UNT Libraries Government Documents Department
Back to Top of Screen