US1150825A
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Claret-red trisazo dyestuff.
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US1129575A
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Vat dyes and process of making same.
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US1129574A
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Vat dyes and process of making same.
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US1103004A
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Red vat dyestuffs and process of making same.
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US1172061A
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Fast yellow dyes and process of making same.
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US1079415A
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Disazo dyes and processes of making same.
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US1100877A
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Fast yellow sulfid dyestuffs.
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US1107164A
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Producing fast dyeings on the fiber.
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US1055287A
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Yellow vat dye.
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US1043016A
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Dyeing of cotton or linen cloth with vat-colors.
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US1029066A
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Process of dyeing vegetable fibers with halogenated indigo and indigold dyestuffs.
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US999798A
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Vat dye and process of making same.
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US1005176A
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3.6-diaminoacridinium and its salts.
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US999230A
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Azo dye.
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US1020756A
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New cotton dyestuffs and process of making same.
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US966092A
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Indophenolic compound and process of making same.
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US960919A
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Blue sulfid colors and process of making same.
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US956348A
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Blue vat dye and process of making same.
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US920156A
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Brominated indigo sulfid and process of making same.
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US919572A
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Blue sulfur dye and process of making same.
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