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Barry Slingsby
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Altomante Springs, FL, US
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last 30 patents
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Patent Grant
Telephone network including common equipment with message informati...
Patent number
4,363,936
Issue date
Dec 14, 1982
Stromberg-Carlson Corporation
Ronald W. Christain
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Control circuit for concurrently monitoring and controlling functio...
Patent number
4,334,126
Issue date
Jun 8, 1982
Stromberg-Carlson Corporation
Barry Slingsby
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multifunction telephone with message information and control inform...
Patent number
4,322,581
Issue date
Mar 30, 1982
Stromberg-Carlson Corporation
Ronald W. Christain
H04 - ELECTRIC COMMUNICATION TECHNIQUE