
Cross-overs section insulators frogs for tramway and trolleybus catenary suspensions. General specifications
NORMA vydaná dňa 1.1.1992
    
        Designation standards: GOST 28041-89
                
                
                
               
                Publication date standards:  1.1.1992
        The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
        Country:          Russian technical standard
        Kategória: Technické normy GOST