GB 12971.3-1991

Trolley and contact wires for electric traction—Part 3:Aluminium and steel composite trolley and contact wires

NORMA vydána dne 6.6.1991

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The information about the standard:

Designation standards: GB 12971.3-1991
Note: NEPLATNÁ
Publication date standards: 6.6.1991
Country: Chinese technical standard
Kategorie: Technické normy GB