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Railroad-Rail Joint

Description: Patent for a railroad rail-joint that does not require holes to be drilled in it.
Date: February 25, 1913
Creator: McAdams, William J.
Partner: UNT Libraries Government Documents Department

Drainage-Bottle

Description: Patent for a drainage bottle that can be attached/detached from the person and is used for draining wounds.
Date: February 19, 1918
Creator: Wofford, William Fillmore
Partner: UNT Libraries Government Documents Department
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