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Carl W. Amport
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Oswego, IL, US
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last 30 patents
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Patent Grant
Extending originating capabilities of a subscriber to devices in an...
Patent number
8,681,960
Issue date
Mar 25, 2014
8631654 Canada Inc.
Carl W. Amport
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 patents
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Patent Application
Extending originating capabilities of a subscriber to devices in an...
Publication number
20090060150
Publication date
Mar 5, 2009
Carl W. Amport
H04 - ELECTRIC COMMUNICATION TECHNIQUE