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Rail-Clamp

Description: Patent for a rail clamp to "prevent spreading of the rails"(lines 10-11).
Date: June 18, 1912
Creator: Ausburn, George F.
Partner: UNT Libraries Government Documents Department

Quick-Adjustable Wrench.

Description: Patent for a quick-adjustable wrench "of novel and improved construction, as well as being thoroughly practical and efficient in use" (lines 10-14), including illustrations.
Date: June 20, 1920
Creator: Shoopman, Andrew
Partner: UNT Libraries Government Documents Department
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