Withdrawn
Standard
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BS 6450-1:1993
Private branch exchanges for connection to public switched telephone networks run by certain telecommunications operators Specification general requirements
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Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 02/15/1993 |
| Cancellation Date | 05/01/2009 |
| Page Count | 40 |
| Themes | Telephone switching equipment |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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