GB/T 14727-1993

General specification for the wireless transmitting hearing-speech training equipment for the deaf children

NORMA vydaná dňa 4.12.1993

Anglicky a čínsky -
Elektronické PDF (343.30 EUR)

The information about the standard:

Designation standards: GB/T 14727-1993
Note: NEPLATNÁ
Publication date standards: 4.12.1993
Country: Chinese technical standard
Kategória: Technické normy GB