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Information × Registration Number 0207U000733, 0106U007985 , R & D reports Title System of maintenance service and repair of a contact network of tram and trolleybus lines popup.stage_title Head Zbarsky L. V., Registration Date 01-02-2007 Organization Research and development institute for municipal facilities and services popup.description2 It is developed SOY " System of maintenance service and repair of a contact network of tram and trolleybus lines. General provisions. " The standard establishes the general order, kinds, periodicity and characteristics of works on maintenance service and repair of a contact network of tram and trolleybus lines. Product Description popup.authors popup.nrat_date 2020-04-02 Close