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GB189782A
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Manufacture of indigoid dyestuffs
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GB191122067A
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Manufacture of New Vat Dyestuffs.
|
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GB191009284A
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Manufacture of New Dyestuffs of the Anthracene Series and of an Intermediate Product.
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GB191000133A
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Manufacture of New Vat Dyestuffs of the Anthracene Series and Intermediate Products.
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GB190905792A
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Manufacture of New Substantive Azo-dyestuffs
|
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GB190815463A
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Manufacture of Para-amido-phenyl-2-azimido-5-naphtholsulphonic Acid, and Dyestuffs therefrom and an Intermediate Product.
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GB190612421A
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Manufacture of New Azo-dyestuffs.
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