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Patents Grants
last 30 patents
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Patent Grant
Method and apparatus for providing a directory number to a call-pro...
Patent number
6,222,917
Issue date
Apr 24, 2001
Nortel Dasa Network Systems GmbH & Co.
Frank Geoffrey Gates
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 patents
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Patent Application
Method for transmitting a signaling message in an ss#7 network
Publication number
20040076167
Publication date
Apr 22, 2004
Gert Serroyen
H04 - ELECTRIC COMMUNICATION TECHNIQUE