Mark A. Hensbergen

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Groningen, NL

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Patents Grantslast 30 patents

Information Patent Grant
System for testing the billing function in a telecommunication system
- Patent number 5,539,802
- Issue date Jul 23, 1996
- Koninklijke PTT Nederland N.V.
- Iwar De Caluwe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE