E01D 15/08

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
8959694 Bridge apparatusNov 23, 11Feb 24, 15Ensco 392 Limited
8387191 Gangway bearing retainer plateJul 22, 11Mar 05, 13SAFE RACK LLC
6588041 Pre-load adjustment for span lock systemFeb 11, 02Jul 08, 03Steward Machine Co., Inc.
6502267 Conveyor crossoverMay 16, 01Jan 07, 03CARBIS HOLDINGS, INC.
6453494 Movable bridge center lockMar 23, 00Sep 24, 02Not available
5327605 Energy-absorbing span lock system for drawbridgesMar 31, 93Jul 12, 94Steward Machine Co., Inc.
5263217 Swing bridge for the spanning of watercoursesMar 16, 92Nov 23, 93Not available
4962557 Device for opening inner and outer pontoons of a W-shaped, unfoldable pontoon unit consisting of two inner pontoons and two outer pontoonsFeb 09, 90Oct 16, 90KRAUSS-MAFFEI WEGMANN GMBH & CO. KG
4833750 Ramp section for collapsible floating bridge or ferrySep 15, 88May 30, 89MAN GUTEHOFFNUNGSHUTTE GMBH