CH70442A
(en )
1915-09-16
Process for the preparation of a yellow wool dye
CH71418A
(en )
1916-01-03
Process for the preparation of a yellow wool dye
CH70156A
(en )
1915-09-01
Process for the preparation of a monozo dye
CH71283A
(en )
1916-04-17
Process for the preparation of a chromable orthooxydisazo dye
CH71039A
(en )
1915-11-16
Process for the preparation of a yellow vat dye
CH70629A
(en )
1915-10-16
Process for the preparation of a yellow vat dye
CH77056A
(en )
1918-03-16
Process for the preparation of a copper-grade acidic dye
CH77048A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77027A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77053A
(en )
1918-03-16
Process for the preparation of a copper-grade acidic dye
CH77052A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77024A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77019A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77026A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77017A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77047A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77038A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77028A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77041A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77042A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77045A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77014A
(en )
1918-02-16
Process for the preparation of a copper-grade acidic dye
CH77021A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye
CH77015A
(en )
1918-02-16
Process for the preparation of a copper-grade acidic dye
CH77035A
(en )
1918-03-01
Process for the preparation of a copper-grade acidic dye