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Construction
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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