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Bruce L. Townsend
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Nepean, CA
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last 30 patents
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Patent Grant
Voice bus for a computer backplane
Patent number
5,495,583
Issue date
Feb 27, 1996
Northern Telecom Limited
Bruce L. Townsend
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hands free telecommunication apparatus and method
Patent number
5,099,472
Issue date
Mar 24, 1992
Northern Telecom Limited
Bruce L. Townsend
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission of wideband speech signals
Patent number
5,068,899
Issue date
Nov 26, 1991
Northern Telecom Limited
John G. Ellis
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Patent Grant
Conference circuits and methods of operating them
Patent number
4,648,108
Issue date
Mar 3, 1987
Northern Telecom Limited
John G. Ellis
H04 - ELECTRIC COMMUNICATION TECHNIQUE