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2906042
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Patent number 2,906,042
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Issue date Sep 29, 1959
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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1559075
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Patent number 1,559,075
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Issue date Oct 27, 1925
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...