Phillip J. Dudley

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Ottawa, CA

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Patents Grantslast 30 patents

Information Patent Grant
Pushbutton switch assembly for telecommunications and other input
- Patent number 4,328,399
- Issue date May 4, 1982
- Northern Telecom Limited
- Roger Perks
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pushbutton switch assembly for telecommunications and other input a...
- Patent number 4,243,846
- Issue date Jan 6, 1981
- Northern Telecom Limited
- George V. Lenaerts
- H04 - ELECTRIC COMMUNICATION TECHNIQUE