Bhaskar N. Sanakkayala

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Holmdel, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Call screening in a public telephone station
- Patent number 4,794,642
- Issue date Dec 27, 1988
- American Telephone and Telegraph Company, AT&T Bell Laboratories
- Mohammad A. Arbabzadah
- H04 - ELECTRIC COMMUNICATION TECHNIQUE