Superseded
Standard
Historical
BS 6506:1984
Code of practice for installation of private branch exchanges for connection to the British Telecommunications public switched telephone network
No description.
Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 01/31/1985 |
| Cancellation Date | 11/30/1987 |
| Page Count | 0 |
| Themes | Marking |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
No products.