US1200726A
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Process for the manufacture of alkali salts of nitrosamins of primary aromatic amins.
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US1175539A
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Process for dyeing pelts, hairs, feathers, and the like.
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US1150152A
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Process of making alizarin.
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US1119546A
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Process of making anthraquinone.
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US1122564A
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Condensation products from the arylamids of 2.3-oxynaphthoic acid and formaldehyde and azo dyestuffs therefrom and process of making same.
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US1127027A
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Process of producing dyestuffs on the fiber by means of the one-bath method.
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US1103383A
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Process of making anthraquinone.
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US1101111A
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Process of making the arylamids of 2.3-oxynaphthoic acid.
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US1091148A
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Disazo dyestuff.
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US1094448A
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Yellow disazo dyes for cotton and process of making them.
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US1079568A
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Vat dyestuff.
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US1084363A
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Yellow monoazo dyes and process of making them.
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US1049109A
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Violet cotton-dyes.
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US1042356A
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Disazo dyes and process of making them.
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US1034853A
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Azo dyes for lakes.
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US1044933A
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Process of making vat dyes of the anthracene series.
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US1001286A
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Disazo dyes and process of making same.
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US999045A
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Manufacture of brown sulfurized vat dyestuffs.
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US999062A
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Manufacture of anthranol.
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US976401A
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Monoazo dye for lakes.
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