GB/T 39141.3-2022

Mineral and sapphire watch-glasses—Part 3Qualitative criteria and test methods

NORMA vydána dne 12.10.2022

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The information about the standard:

Designation standards: GB/T 39141.3-2022
Publication date standards: 12.10.2022
Country: Chinese technical standard
Kategorie: Technické normy GB