CH75154A
(en )
1917-06-01
Process for the production of shaped pieces from fodder
CH77143A
(en )
1918-03-01
Process for the production of molded parts from cellulosic materials
CH63362A
(en )
1914-02-02
Process for the production of shaped pieces from common salt
CH76307A
(en )
1917-12-01
Process for the production of flat structures from waste material
AT88396B
(en )
1922-05-10
Process for the production of iron-free hard alloys.
CH68825A
(en )
1915-04-16
Process for the production of shaped pieces from milk powder
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH74792A
(en )
1917-04-16
Process for the production of tungsten wires
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
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH76064A
(en )
1917-11-01
Process for the production of briquettes from sawdust
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH54624A
(en )
1912-06-01
Process for the production of briquettes from vegetable matter
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH74900A
(en )
1917-05-01
Process for the manufacture of pneumatic jackets
CH75450A
(en )
1917-08-01
Process for the production of floor wax
CH74129A
(en )
1917-01-16
Process for the production of ethyl alcohol from acetaldehyde
CH77471A
(en )
1918-04-16
Process for the production of ethyl alcohol from acetaldehyde
CH76173A
(en )
1918-04-01
Process for the production of shaped pieces from coal dust
CH57292A
(en )
1913-01-02
Process for the production of bodies for sulphurizing
AT78737B
(en )
1919-10-25
Process for the production of workpiece leather from waste leather.
CH66699A
(en )
1914-10-01
Process for the production of frisé goods