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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.
Partner: UNT Libraries Government Documents Department

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "relates to an improvement in car-couplings, and has for its object to provide a coupling by means of which the link will be held up and guided into the draw-head, and the coupling-pin held in position to be coupled and automatically thrown into engagement with the link" (lines 7-13).
Date: June 5, 1888
Creator: Rutledge, William O.
Partner: UNT Libraries Government Documents Department
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