David A. Pepper

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Kemptville, CA

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Patents Grantslast 30 patents

Information Patent Grant
Automatic sidetone selector
- Patent number 5,398,282
- Issue date Mar 14, 1995
- Northern Telecom Limited
- Christopher M. Forrester
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone subscriber line voltage change detection
- Patent number 5,287,404
- Issue date Feb 15, 1994
- Northern Telecom Limited
- David A. Pepper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE