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Martin R. Polak
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Bay Village, OH, US
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last 30 patents
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Patent Grant
Security system
Patent number
9,356,926
Issue date
May 31, 2016
Progressive Casualty Insurance Company
Michael F. Thomas
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Security system
Patent number
8,694,788
Issue date
Apr 8, 2014
Progressive Casualty Insurance Company
Michael F. Thomas
H04 - ELECTRIC COMMUNICATION TECHNIQUE