CH45645A
(en )
1909-12-01
Method and device for the mass production of paper tubes
CH43481A
(en )
1909-05-17
Etching method and apparatus for carrying out the same
CH42290A
(en )
1909-01-16
Process and device for smoke combustion
CH50221A
(en )
1911-05-01
Process and device for the production of bonbonnières
CH43442A
(en )
1909-05-17
Process and device for the production of gas from liquid fatty and hydrocarbons
CH41717A
(en )
1908-11-16
Process for the representation of tribromoindigo
CH45323A
(en )
1909-11-01
Process for the representation of tribromoindigo
CH47517A
(en )
1910-07-01
Process for the representation of tribromoindigo
CH48419A
(en )
1910-10-17
Process for the representation of tribromoindigo
CH44528A
(en )
1909-08-16
Process for the production of cigarette paper and apparatus for carrying out this process
CH49835A
(en )
1911-04-01
Method for the representation of hexabromoindigo
CH44829A
(en )
1909-09-16
Method and device for the production of plastic sweets
CH47890A
(en )
1910-08-16
Process for the destruction of plants
CH42334A
(en )
1909-01-16
Desiccative and method of making the same
CH41264A
(en )
1908-10-01
Process for the preparation of CC-Diaethyliminobarbituräure
CH41265A
(en )
1908-10-01
Process for the preparation of p-aminoacetyl-m-toluidine
CH41713A
(en )
1908-11-16
Process for the preparation of tribromomonochloroindigo
CH41716A
(en )
1908-11-16
Process for the preparation of tetrabromine dirubine
CH41718A
(en )
1908-11-16
Process for the preparation of trichloroindigo
CH41995A
(en )
1908-12-16
Process for the preparation of dibromo-p-dichloroindigo
CH42659A
(en )
1909-02-16
Process for the preparation of tetrabromo-p-dichloroindigo
CH44288A
(en )
1909-07-16
Process for the preparation of α-iodoisovalerianylurea
CH44757A
(en )
1909-09-01
Process for the preparation of α-iodoisovalerianylurea
CH47519A
(en )
1910-07-01
Process for the preparation of pentabromine dirubine
CH47520A
(en )
1910-07-01
Process for the preparation of hexabromine dirubine