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| Benutzerschnittstelle für Telefoneingabe (An interface that is used to navigate the menus of a Unified Messaging (UM) system using DTMF or touchtone inputs) | |||
| Telephone User Interface: 1 phrase in 1 subject |
| Communications | 1 |
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| Benutzerschnittstelle für Telefoneingabe (An interface that is used to navigate the menus of a Unified Messaging (UM) system using DTMF or touchtone inputs) | |||
| Telephone User Interface: 1 phrase in 1 subject |
| Communications | 1 |