Application of Tones and Recorded Announcements in Telephone Services - Series E: Overall Network Operation, Telephone Service, Service Operation and Human Factors - Operation, Numbering, Routing and Mobile Services - International Operation - Tones in National Si
| Accuris | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | E.182 |
| Product Name | Application of Tones and Recorded Announcements in Telephone Services - Series E: Overall Network Operation, Telephone Service, Service Operation and Human Factors - Operation, Numbering, Routing a... |