Rudiger Falkner

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Ditzingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of charging for the use of a telecommunications service, as...
- Patent number 5,943,320
- Issue date Aug 24, 1999
- Alcatel Alsthom Compagnie Generale d'Electricite
- Hartmut Weik
- G06 - COMPUTING CALCULATING COUNTING