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Needle Beam for Bridges.

Description: Patent for a new and improved needle-beam for bridges. This design "relates to needle-beams for bridges; and its objects are, first, to provide them with appliances whereby to maintain wire cables in proper position and conduct them between the termini of the bridge; second, to provide for interweaving the strands of the cable during the progress of the construction; third, to adapt the parts to coact so that they will maintain the cables permanently in their pristine condition; fourth, to prov… more
Date: April 2, 1889
Creator: Rudyon, Edwin Elijah
Partner: UNT Libraries Government Documents Department
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