GB/T 11820-1989

The requirements for urban optical fiber cable systems joined to national public telecommunication network

STANDARD published on 25.10.1989

English, Chinese -
electronic design (pdf) (598.80 USD)

The information about the standard:

Designation standards: GB/T 11820-1989
Note: WITHDRAWN
Publication date standards: 25.10.1989
Country: Chinese technical standard
Category: Technical standards GB