AT155613B
(en )
1939-02-25
Method of making an elastic fabric.
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.
AT144751B
(en )
1936-02-25
Method of making roads.
CH175357A
(en )
1935-02-28
Process for the preparation of an o-amidoazo dye.
CH196249A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH189408A
(en )
1937-02-28
Method of making a B-azabenzanthrone.
CH175360A
(en )
1935-02-28
Process for the preparation of a dye.
CH196167A
(en )
1938-02-28
Process for the preparation of an acid dye.
CH189407A
(en )
1937-02-28
Process for the preparation of an anthrapyridazine.
CH196168A
(en )
1938-02-28
Process for the preparation of a leather dye.
CH196169A
(en )
1938-02-28
Process for the preparation of a leather dye.
CH196170A
(en )
1938-02-28
Process for the preparation of a leather dye.
CH196253A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196251A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196254A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196255A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196256A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196257A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196258A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196250A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH187617A
(en )
1936-11-15
Method of making an artificial resin.
CH182878A
(en )
1936-02-29
Process for the preparation of an azo dye.
CH182717A
(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.