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H04M2017/2543

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HELECTRICITY H04Electric communication H04MTELEPHONIC COMMUNICATION

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H04M2017/2543public

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Patents Grantslast 30 patents

Information Patent Grant
Method and arrangement for realizing a prepaid subscription and a p...
- Patent number 7,917,123
- Issue date Mar 29, 2011
- Nokia Corporation
- Esa Juntunen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and arrangement for realizing a prepaid subscription and a p...
- Publication number 20040266482
- Publication date Dec 30, 2004
- Nokia Corporation
- Esa Juntunen
- G06 - COMPUTING CALCULATING COUNTING