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Wire-Stretcher.

Description: Patent for a wire stretcher tool for use in building wire fences.
Date: April 18, 1911
Creator: Gibbens, Andrew J.
Partner: UNT Libraries Government Documents Department

Internal-Combustion Engine

Description: Patent for an improved internal combustion engine. Among the improvements, it allows "compounding the expansion effect to obtain the highest possible efficiency." ( lines 11-13)
Date: January 16, 1912
Creator: Pearson, Samuel
Partner: UNT Libraries Government Documents Department

Pump Attachment

Description: Patent for a pump attachment. Illustration included.
Date: May 10, 1910
Creator: Nuernberger, Otto
Partner: UNT Libraries Government Documents Department

Film Developing, Fixing, and Washing Apparatus

Description: Patent for a film developing, fixing, and washing apparatus with an improved method of rolling the film around the coil in the washing tank.
Date: July 2, 1912
Creator: Nyc, Frederick Francis
Partner: UNT Libraries Government Documents Department
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