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Paul D. Hales
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High Point, NC, US
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last 30 patents
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Patent Grant
Telephone activation apparatus
Patent number
4,552,993
Issue date
Nov 12, 1985
Paul D. Hales
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Timing device driving means
Patent number
4,463,226
Issue date
Jul 31, 1984
Paul D. Hales
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Remote temperature control activation apparatus
Patent number
4,438,295
Issue date
Mar 20, 1984
Paul D. Hales
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Timing device and method
Patent number
4,419,548
Issue date
Dec 6, 1983
Paul D. Hales
H01 - BASIC ELECTRIC ELEMENTS