CH196167A
(en )
1938-02-28
Process for the preparation of an acid dye.
CH196259A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196252A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH175357A
(en )
1935-02-28
Process for the preparation of an o-amidoazo dye.
CH167515A
(en )
1934-02-28
Process for the preparation of an improved paint dye.
CH175360A
(en )
1935-02-28
Process for the preparation of a dye.
CH196249A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH203325A
(en )
1939-02-28
Process for the preparation of a pentakisazo dye.
CH182717A
(en )
1936-02-29
Process for the preparation of an azo dye.
CH182880A
(en )
1936-02-29
Process for the preparation of an azo dye.
CH182881A
(en )
1936-02-29
Process for the preparation of an azo dye.
CH189559A
(en )
1937-02-28
Process for the preparation of an azo dye.
CH182879A
(en )
1936-02-29
Process for the preparation of an azo dye.
CH182878A
(en )
1936-02-29
Process for the preparation of an azo dye.
CH180693A
(en )
1935-11-15
Process for the preparation of an azo dye.
CH175531A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.
CH175522A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.
CH175524A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.
CH175525A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.
CH175526A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.
CH175527A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.
CH175528A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.
CH175529A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.
CH175530A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.
CH175521A
(en )
1935-02-28
Process for the preparation of an oxynaphthotriazole.