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Mail-Handling Device.

Description: Patent for a mail handling device that mounts into a train car to assist in loading and unloading of mail bags.
Date: September 11, 1917
Creator: Kost, Joseph L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Flexible Conduit.

Description: Patent for flexible conduits that posses maximum strength, resilience, and flexibility that extend the life of dredge sleeves, couplings and other capacities.
Date: June 5, 1917
Creator: Johnson, Charles A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Collapsible Rim.

Description: Patent for a collapsible rim for wheels, particularly the wheels of motor vehicles, to provide ease in changing tires. Instructions and illustrations are included.
Date: March 20, 1917
Creator: Rogers, Francis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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