NORMSERVIS s.r.o.

GB/T 4193-1984

Method for measuring the density of the fine wire and ribbon of tungsten and molybdenum used in electric light sources and vacuumtubes

NORMA vydaná dňa 9.3.1984

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The information about the standard:

Designation standards: GB/T 4193-1984
Publication date standards: 9.3.1984
Country: Chinese technical standard
Kategória: Technické normy GB