Lifang Joann Xu

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Morganville, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for handling subscription and administrative r...
- Patent number 5,933,489
- Issue date Aug 3, 1999
- Telcordia Technologies, Inc.
- Thomas H. Sensabaugh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE