UNE-EN 21683:1995

ACOUSTICS. PREFERRED REFERENCE QUANTITIES FOR ACOUSTIC LEVELS. (ISO 1683:1983).

NORMA vydána dne 30.11.1995

The information about the standard:

Designation standards: UNE-EN 21683:1995
Note: NEPLATNÁ
Publication date standards: 30.11.1995
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE