YDJ 15-1987
Specification for installation design of public telegraph and facsimile communication equipment (English Version)
- Standard No.
- YDJ 15-1987
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Post and Telecommunication
- Latest
- YDJ 15-1987
YDJ 15-1987 history
- 1970 YDJ 15-1987 Specification for installation design of public telegraph and facsimile communication equipment
