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Gregory David Olson
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Dallas, TX, US
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last 30 patents
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Patent Grant
Device for inducing a wink in a telephone system
Patent number
5,953,390
Issue date
Sep 14, 1999
Southwestern Bell Telephone Company
Gregory David Olson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Device for measuring echo return loss in a two-two wire line system
Patent number
5,943,392
Issue date
Aug 24, 1999
Southwestern Bell Telephone Company
Gregory David Olson
H04 - ELECTRIC COMMUNICATION TECHNIQUE