B60M 1/26

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9610860 Counterweight for tensioning the wire of a catenary in a railway lineJun 11, 15Apr 04, 17SIC LAZARO, S.L.
9531178 Overhead wire tension balancerAug 21, 13Dec 27, 16NHK SPRING CO., LTD.
8941502 Catenary safety monitoring system and methodOct 28, 11Jan 27, 15IMPULSE INC. LLC, IMPULSE NC LLC,
8887883 Device for the coupling of elastic and rigid contact line systemsFeb 09, 11Nov 18, 14FURRER + FREY AG
4219108 Third rail system for track bound transport meansNov 17, 77Aug 26, 80SIEMENS AKTIENGESELLSCHAFT