Superseded
Standard
Historical
BS 6450-1:1983
Private branch exchanges for connection to public switched telephone networks run by certain telecommunication operators Specification general requirements
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Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 09/01/1988 |
| Cancellation Date | 02/15/1993 |
| Page Count | 27 |
| Themes | Testing conditions |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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