A/S Bergens Mekaniske Verksteder

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4497471 Assembly on a chain sheave/chain-rope systemExpiredJul 25, 83Feb 05, 85[B66D, B63B]
4218883 Hydraulic system for operation of two winchesExpiredAug 18, 78Aug 26, 80[F15B]
4188790 Hydraulic system for operation of a winchExpiredOct 04, 78Feb 19, 80[F15B]

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