CH54624A
(en )
1912-06-01
Process for the production of briquettes from vegetable matter
CH75457A
(en )
1916-12-17
Process for the production of stamps and stamps produced by the process
CH75154A
(en )
1917-06-01
Process for the production of shaped pieces from fodder
CH57546A
(en )
1913-01-16
Process for the production of size
CH75891A
(en )
1918-01-02
Process for the production of structural parts from calcium or calcium alloys
CH71748A
(en )
1916-02-16
Process for the manufacture of perfume tablets
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH54334A
(en )
1912-05-17
Process for the production of synthetic wood
CH75450A
(en )
1917-08-01
Process for the production of floor wax
CH57533A
(en )
1913-01-16
Process for the production of hydrogen
CH57979A
(en )
1913-02-17
Process for the production of hydrogen
CH57292A
(en )
1913-01-02
Process for the production of bodies for sulphurizing
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH57863A
(en )
1913-02-01
Process for the preparation of p-aminobenzoylquinine
AT91423B
(en )
1923-02-26
Process for the production of helical gears consisting of several discs.
CH63494A
(en )
1914-02-02
Process for the production of components
CH55344A
(en )
1912-08-01
Process for the production of artificial threads
CH74229A
(en )
1917-02-01
Method and device for the production of soap powder
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH71436A
(en )
1916-01-03
Process for the production of briquettes
CH64710A
(en )
1914-04-16
Process for the production of paints
CH62853A
(en )
1913-12-16
Process for the production of paints
CH40993A
(en )
1908-09-01
Process for the production of camphor