GB/T 6555-1986

Requirements for 3-channel carrier telephone equipment on an open-wire pair

NORMA vydaná dňa 1.1.1986

The information about the standard:

Designation standards: GB/T 6555-1986
Note: NEPLATNÁ
Publication date standards: 1.1.1986
Country: Chinese technical standard
Kategória: Technické normy GB