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GB524382A
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Insoluble metallic compounds of dyestuffs of the pyrone series
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GB524011A
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Manufacture of derivatives of sulphanilamide of therapeutic value
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GB293617A
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Manufacture of new derivatives of acridine
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GB249973A
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Improvements in and relating to the manufacture of oxidation products of aromatic hydrocarbons by air oxidation
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GB218458A
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Process for separating alkylamines from ammonia and other gases
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GB212030A
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Manufacture of new azo dyestuffs
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GB212029A
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Manufacture of new azo dyestuffs
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GB197809A
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Improvements in the preparation of azo compounds
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GB194165A
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Production of red basic dyestuffs
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GB200873A
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New methods of dyeing acetyl-silk and union or mixed fabrics containing it
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GB186116A
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Improvements in and relating to appliances for testing ladders, coupling sticks, and the like
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GB181750A
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Manufacture of new series of soluble acid colouring matters and of new series of intermediate compounds for the manufacture thereof
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