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3451401
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Patent number 3,451,401
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Issue date Jun 24, 1969
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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3410116
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Patent number 3,410,116
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Issue date Nov 12, 1968
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...