Russell R. Davis

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Seminole County, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Telephone concentrator switch arrangement
- Patent number 4,523,308
- Issue date Jun 11, 1985
- Stromberg-Carlson Corporation
- John Bull
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Message translation arrangement for telephony system with romote po...
- Patent number 4,393,495
- Issue date Jul 12, 1983
- Stromberg-Carlson Corporation
- Edgar R. Cray
- H04 - ELECTRIC COMMUNICATION TECHNIQUE