CH53778A
(en )
1912-04-01
Method of making a fertilizer
CH57308A
(en )
1913-01-02
Process for making a fertilizer
CH57975A
(en )
1913-02-17
Method of making a spice
CH52415A
(en )
1911-11-16
Process for the manufacture of a leather substitute
CH54757A
(en )
1912-06-17
Method for producing a bandage material
CH51283A
(en )
1911-08-16
Process for the preparation of a post-chromable azotriphenylmethane dye
CH52410A
(en )
1911-11-16
Process for the preparation of a gallocyanine derivative
CH52276A
(en )
1911-11-01
Process for the production of a barium colored lake
CH51816A
(en )
1911-09-16
Method for producing a packing material
CH50369A
(en )
1911-05-16
Process for the preparation of a brown sulfur dye
CH50770A
(en )
1911-07-01
Process for the preparation of a brown sulfur dye
CH57989A
(en )
1913-02-17
Method of making a paint
CH52502A
(en )
1911-11-16
Process for the representation of a lead-colored lacquer
CH55935A
(en )
1912-09-16
Process for the preparation of a sulfur-containing dye
CH55936A
(en )
1912-09-16
Process for the preparation of a sulfur-containing dye
CH56363A
(en )
1912-11-01
Process for the preparation of a sulfur-containing dye
CH56364A
(en )
1912-11-01
Process for the preparation of a sulfur-containing dye
CH59594A
(en )
1913-05-16
Process for making an insecticide
CH59320A
(en )
1913-05-02
Process for the preparation of a related dye
CH59321A
(en )
1913-05-02
Process for the preparation of a related dye
CH47121A
(en )
1910-11-16
Process for the production of a chocolate preparation
CH52905A
(en )
1912-01-02
Process for the preparation of a monoazo dye
CH53363A
(en )
1912-02-16
Process for the preparation of a monoazo dye
CH72963A
(en )
1917-01-02
Process for making a fertilizer
AT82990B
(en )
1921-02-25
Process for the production of a platical casein.