CH75891A
(en )
1918-01-02
Process for the production of structural parts from calcium or calcium alloys
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
AT88396B
(en )
1922-05-10
Process for the production of iron-free hard alloys.
CH63362A
(en )
1914-02-02
Process for the production of shaped pieces from common salt
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH77246A
(en )
1918-03-16
Process for the electrolytic production of persons
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH63494A
(en )
1914-02-02
Process for the production of components
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH66699A
(en )
1914-10-01
Process for the production of frisé goods
CH69765A
(en )
1915-07-16
Process for the production of 1. 2 dioxybenzene-4. 6-disulfonic acid
CH75154A
(en )
1917-06-01
Process for the production of shaped pieces from fodder
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH73574A
(en )
1916-10-16
Process for the production of oxygen
CH76307A
(en )
1917-12-01
Process for the production of flat structures from waste material
CH65234A
(en )
1914-06-01
Process for the production of dihydromorphine
CH71436A
(en )
1916-01-03
Process for the production of briquettes
AT78737B
(en )
1919-10-25
Process for the production of workpiece leather from waste leather.
CH66000A
(en )
1914-08-01
Process for the production of incandescent bodies
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH73105A
(en )
1916-08-16
Process for the production of leather substitutes
CH57546A
(en )
1913-01-16
Process for the production of size