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Process for dyeing skins and furs
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Patent number 3,972,675
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Issue date Aug 3, 1976
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Ciba-Geigy AG
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Max Schwank
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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3206363
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Patent number 3,206,363
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Issue date Sep 14, 1965
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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2890094
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Patent number 2,890,094
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Issue date Jun 9, 1959
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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2585610
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Patent number 2,585,610
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Issue date Feb 12, 1952
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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2183752
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Patent number 2,183,752
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Issue date Dec 19, 1939
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...