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Ron Lewis
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Hayward, CA, US
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Patent Grant
Techniques for auto assigning IP telephone extension numbers based...
Patent number
9,461,959
Issue date
Oct 4, 2016
Cisco Technology, Inc.
Geng Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 patents
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Patent Application
Techniques for auto assigning IP telephone extension numbers based...
Publication number
20070280212
Publication date
Dec 6, 2007
Cisco Technology, Inc.
Geng Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE