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Class Information
Number: 14/47
Name: Bridges > Draw > Aprons
Description: Devices usually constituting part of the floor or roadway and connecting the draw to the fixed span (being hinged to one or the other), which are moved out of the way either prior to or during the movement of the draw.

Patents under this class:

Patent Number Title Of Patent Date Issued
8376652 Zone equidistance control expansion joint system Feb. 19, 2013
7143560 Cover assembly for structural members Dec. 5, 2006

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