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Protein macromolecular dyes
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China Petro-Chemical Corporation
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Jinzong Yang
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Metal complex dyes and preparation thereof
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Issue date Mar 10, 1992
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Orient Chemical Industries, Ltd.
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Takashi Ono
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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Dyeing of grain leather
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Issue date Jun 9, 1981
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BASF Aktiengesellschaft
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Dietrich Lach
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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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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Patent number 3,915,952
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Patent number 3,549,304
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Patent number 3,399,186
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Patent number 3,301,845
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Patent number 1,896,353
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