SCHARFENBERGKUPPLUNG GMBH & CO. KG

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5139158 Coupling and uncoupling device for an electrical cable coupling and a mechanical middle buffer coupling for rail-borne vehicles, as well as a switching device for actuating the coupling and uncoupling device for coupling and uncouplingExpiredApr 15, 91Aug 18, 92[B61G]
5094354 Coupling and uncoupling device for an electrical cable coupling and a mechanical middle buffer coupling for rail-borne vehiclesExpiredApr 15, 91Mar 10, 92[B61G]
4775059 Support construction for a pivotal jointExpiredApr 09, 86Oct 04, 88[B61G]
4681235 Elastic articulation of a central buffer coupling for rail vehiclesExpiredDec 17, 84Jul 21, 87[B61G]
4576294 Vehicle coupler device having means for taking excess impactsExpiredFeb 28, 83Mar 18, 86[B61G]
4497414 Mechanical central buffer couplingExpiredSep 16, 82Feb 05, 85[B61G]
4485931 Central buffer coupling for rail vehiclesExpiredJan 04, 83Dec 04, 84[B61G]
4403705 Short coupling for rail vehiclesExpiredJun 30, 80Sep 13, 83[B61G]
4375857 Automatic railway controlled buffer couplingExpiredJun 09, 80Mar 08, 83[B61G]
4366911 Uncoupling central buffer couplings on rail vehiclesExpiredJun 09, 80Jan 04, 83[B61G]
4284311 Mechanical central buffer coupling for rail vehiclesExpiredDec 19, 79Aug 18, 81[B60D]

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