CSN 33 4050-1982
Regulations for underground communication lines

Standard No.

CSN 33 4050-1982

Release Date

1982

Published By

CZ-CSN

Status

Withdraw

Latest

CSN 33 4050-1982

CSN 33 4050-1982 history

• 1982 CSN 33 4050-1982 Regulations for underground communication lines