GB 12304-1990

Metallic coatings--Electrodeposited gold and gold alloy coatings for engineering purposes

NORMA vydána dne 1.1.1990

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The information about the standard:

Designation standards: GB 12304-1990
Note: NEPLATNÁ
Publication date standards: 1.1.1990
Country: Chinese technical standard
Kategorie: Technické normy GB