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GB/T 7554-1987 Active
GB/T 7554-1987 Protected 5-unit numerical code for telegram service
General Product Information
| Committee | The Ministry of Posts and Telecommunications of the People's Republic of China |
|---|---|
| Document Type | National standards |
| Publisher Name | National Standards Bureau |
| Standard Status | Active |
| Standard Code | GB/T 7554-1987 |
| CCS | Communication network |
| ICS | \n Transmission system |
| Implement Date | 1987-11-01 |
Price
$ 42
Subtotal
$ 42
Tax
$ 0.00
Order Total (incl. tax)
$ 42