Volkmar Naumburger

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Erkner, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for adapting supplementary equipment to an analog telecommun...
- Patent number 6,636,601
- Issue date Oct 21, 2003
- Deutsche Telekom AG
- Volkmar Naumburger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of providing a dial-in function in telecommunication systems
- Patent number 6,459,785
- Issue date Oct 1, 2002
- Deutsche Telekom AG
- Volkmar Naumburger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE