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2410336
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Patent number 2,410,336
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Issue date Oct 29, 1946
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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2310764
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Patent number 2,310,764
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Issue date Feb 9, 1943
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...