US2175807A
|
|
Solid diazonium salts
|
US2180419A
|
|
Vat dyestuffs of the anthraquinoneacridone series
|
US2173324A
|
|
Diazoamino compound
|
US2176420A
|
|
Nitrodyestuff of the azine series
|
US2183873A
|
|
Vat dyestuffs of the anthraquinone series
|
US2169970A
|
|
Disazo dyestuffs
|
US2187853A
|
|
Dyestuff-sulphonic acids of the dioxazine series
|
US2157876A
|
|
Polyazo dyestuffs
|
US2157877A
|
|
Polyazo dyestuffs
|
US2186389A
|
|
Vat dyestuffs and their leuco esters
|
US2188102A
|
|
Sulphur dyestuffs
|
US2151513A
|
|
Sulphur dyes
|
US2158648A
|
|
Nitro derivatives of para alkyl sulphoxides of diphyenylamines
|
US2186226A
|
|
Azo dyestuffs insoluble in water
|
US2184948A
|
|
Acid wool dyestuffs
|
US2183489A
|
|
Monoazo dyestuffs
|
US2175803A
|
|
Vat dyestuffs of the anthraquinone series
|
US2181057A
|
|
Azo dyestuffs
|
US2151531A
|
|
Copper complex compounds of polyazo dyestuffs
|
US2183237A
|
|
Chromable dyestuffs of the triarylmethane series
|