CH75457A
(en )
1916-12-17
Process for the production of stamps and stamps produced by the process
CH65491A
(en )
1914-06-16
Process for the production of hollow stones closed on all sides
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
AT89320B
(en )
1922-09-11
Process for the preparation of O-alkyl derivatives of hydrocupreine.
CH51440A
(en )
1911-09-01
Process for the production of cocoa powder
AT76380B
(en )
1919-05-10
Process and system for the production of pre-doughs.
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH57292A
(en )
1913-01-02
Process for the production of bodies for sulphurizing
CH66699A
(en )
1914-10-01
Process for the production of frisé goods
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH75891A
(en )
1918-01-02
Process for the production of structural parts from calcium or calcium alloys
AT75547B
(en )
1919-02-25
Process for the production of disinfectants.
CH57546A
(en )
1913-01-16
Process for the production of size
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH71814A
(en )
1916-02-16
Process for the production of inking rollers
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH64710A
(en )
1914-04-16
Process for the production of paints
CH62853A
(en )
1913-12-16
Process for the production of paints
CH63494A
(en )
1914-02-02
Process for the production of components
CH76307A
(en )
1917-12-01
Process for the production of flat structures from waste material
CH66000A
(en )
1914-08-01
Process for the production of incandescent bodies
CH72958A
(en )
1916-07-17
Process for the production of sodium percarbonate
CH72174A
(en )
1916-04-17
Process for the production of enamels