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Class Information
Number: 14/42
Name: Bridges > Draw > Lift
Description: Drawbridges moving vertically (either up or down from normal position) with usually no horizontal motion.










Patents under this class:

Patent Number Title Of Patent Date Issued
7557510 Bridge particularly for crossing a passage of a navigation channel Jul. 7, 2009
5454127 Unbalanced bascule bridge with concrete slab roadway Oct. 3, 1995
4473916 Access means Oct. 2, 1984
4296516 Vertically adjustable bridge for connection with ships Oct. 27, 1981











 
 
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