CH66000A
(en )
1914-08-01
Process for the production of incandescent bodies
CH63494A
(en )
1914-02-02
Process for the production of components
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH65431A
(en )
1914-06-16
Process for the production of filament lamps
CH72174A
(en )
1916-04-17
Process for the production of enamels
CH62853A
(en )
1913-12-16
Process for the production of paints
CH64710A
(en )
1914-04-16
Process for the production of paints
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH66699A
(en )
1914-10-01
Process for the production of frisé goods
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH70971A
(en )
1915-11-16
Process for the production of incandescent bodies for hanging incandescent light
CH57546A
(en )
1913-01-16
Process for the production of size
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH66969A
(en )
1914-11-02
Process for the production of glass tubes
CH73574A
(en )
1916-10-16
Process for the production of oxygen
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH51815A
(en )
1911-09-16
Process for the manufacture of shaped articles
CH62594A
(en )
1913-12-01
Process for the production of white enamels
CH62859A
(en )
1913-12-16
Process for the production of white enamels
CH62860A
(en )
1913-12-16
Process for the production of white enamels