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3853459
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Patent number 3,853,459
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Issue date Dec 10, 1974
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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3844714
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Patent number 3,844,714
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Issue date Oct 29, 1974
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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3844713
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Patent number 3,844,713
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Issue date Oct 29, 1974
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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3820949
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Patent number 3,820,949
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Issue date Jun 28, 1974
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...