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3178253
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Patent number 3,178,253
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Issue date Apr 13, 1965
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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2881045
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Patent number 2,881,045
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Issue date Apr 7, 1959
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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2622959
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Patent number 2,622,959
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Issue date Dec 23, 1952
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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2431956
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Patent number 2,431,956
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Issue date Dec 2, 1947
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...