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Samuel Rhine
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Beaumont, TX, US
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last 30 patents
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Patent Grant
Optical system for densitometer
Patent number
4,285,594
Issue date
Aug 25, 1981
Helena Laboratories Corporation
Gene A. Butts
G01 - MEASURING TESTING
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Patent Grant
Paper tensioning device
Patent number
4,234,134
Issue date
Nov 18, 1980
Helena Laboratories Corporation
Samuel Rhine
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Patent Grant
Printer head biasing apparatus
Patent number
4,228,441
Issue date
Oct 14, 1980
Helena Laboratories Corporation
Samuel Rhine
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS