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Improvement to Clutch

Description: Patent for improvements in clutches used in traction vehicles that will allow the vehicle to go forward or in reverse. Instructions and illustrations included.
Date: December 29, 1914
Creator: Holt, Levi J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fastener for Window Screens.

Description: Patent for a rolling window screen that coils into a protective box and in which the sash is locked in the frame against the tension of the spring roller. Includes instructions and illustrations.
Date: September 22, 1914
Creator: Olson, Joseph M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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