CH42026A
(en )
1908-12-16
Method for the intermediate treatment of artificial threads
CH40275A
(en )
1908-06-16
Process for the production of ammonium persulfate
CH50501A
(en )
1911-06-01
Method of making artificial threads
AT23769B
(en )
1906-04-10
Method of making patterned velvet.
AT35093B
(en )
1908-11-10
Method and device for the production of phonograph cylinders.
CH42224A
(en )
1909-01-16
Process for the production of relief images
CH40972A
(en )
1908-09-01
Process for the manufacture of cellulosic structures
AT41185B
(en )
1910-02-25
Process for the production of artificial marble.
CH48357A
(en )
1910-10-17
Process for the production of tannin extracts
CH49835A
(en )
1911-04-01
Method for the representation of hexabromoindigo
CH40462A
(en )
1908-07-16
Process for the preparation of camphene
CH40575A
(en )
1908-07-16
Process for the preparation of camphene
CH40576A
(en )
1908-07-16
Process for the preparation of camphene
CH40577A
(en )
1908-07-16
Process for the preparation of camphene
CH40636A
(en )
1908-08-01
Process for the preparation of camphene
CH40461A
(en )
1908-07-01
Process for the preparation of camphene
CH41583A
(en )
1908-11-02
Process for the continuous production of calcium carbide
CH50221A
(en )
1911-05-01
Process and device for the production of bonbonnières
CH42668A
(en )
1909-02-16
Process for the preparation of vanadium
CH40980A
(en )
1908-09-01
Process for the production of artificial leather
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
AT41028B
(en )
1910-02-25
Process for the production of water-binding hydrocarbons.
CH47517A
(en )
1910-07-01
Process for the representation of tribromoindigo
CH45323A
(en )
1909-11-01
Process for the representation of tribromoindigo
CH48419A
(en )
1910-10-17
Process for the representation of tribromoindigo