ETSI - GSM 03.90
European Digital Cellular Telecommunication System (Phase 2); Unstructured Supplementary Service Data (USSD) Stage 2
active, Most Current
| Organization: | ETSI |
| Publication Date: | 1 January 1993 |
| Status: | active |
| Page Count: | 33 |
Document History
GSM 03.90
January 1, 1993
European Digital Cellular Telecommunication System (Phase 2); Unstructured Supplementary Service Data (USSD) Stage 2
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