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Edouard J. Jewiarz
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Gif-sur-Yvette, FR
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last 30 patents
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Patent Grant
Public telephone station traffic analyzing arrangement
Patent number
4,417,101
Issue date
Nov 22, 1983
Bernard M. Serres
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Public telephone station traffic analyzing arrangement
Patent number
4,263,482
Issue date
Apr 21, 1981
Bernard M. Serres
H04 - ELECTRIC COMMUNICATION TECHNIQUE