GB 7263-1987

Measurement of the performance characteristics of hearing aids for quality inspection for delivery purposes

NORMA vydaná dňa 1.1.1987

Anglicky a čínsky -
Elektronické PDF (290.50 EUR)

The information about the standard:

Designation standards: GB 7263-1987
Note: NEPLATNÁ
Publication date standards: 1.1.1987
Country: Chinese technical standard
Kategória: Technické normy GB