Dirk Michalzik

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Gladbeck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Handset housing for radio telephone system having locking and block...
- Patent number 5,960,332
- Issue date Sep 28, 1999
- Nokia Mobile Phones Limited
- Dirk Michalzik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Base station with detachable charger for cordless phone systems
- Patent number 5,946,637
- Issue date Aug 31, 1999
- Nokia Mobile Phones Limited
- Dirk Umbach
- H04 - ELECTRIC COMMUNICATION TECHNIQUE