NORMSERVIS s.r.o.

UNE 74011-1:1991

ACOUSTICS. HEARING PROTECTORS. PART 1: SUBJECTIVE METHOD FOR THE MEASUREMENT OF SOUND ATTENUATION.

NORMA vydaná dňa 2.12.1991

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The information about the standard:

Designation standards: UNE 74011-1:1991
Note: NEPLATNÁ
Publication date standards: 2.12.1991
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE