AT68065B
(en )
1915-02-25
Process for the production of dust-free rockfall roads.
CH65491A
(en )
1914-06-16
Process for the production of hollow stones closed on all sides
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH65639A
(en )
1914-07-01
Process for making sacks
CH65685A
(en )
1914-07-01
Process for the production of rammed asphalt
AT82962B
(en )
1921-02-25
Process for the production of assimilable calcium phosphates.
CH55315A
(en )
1912-08-01
Process for the production of road surfaces
AT75547B
(en )
1919-02-25
Process for the production of disinfectants.
CH63494A
(en )
1914-02-02
Process for the production of components
CH64978A
(en )
1914-05-01
Process for the production of resilient corrugated pipes
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
AT48394B
(en )
1911-06-10
Process for the production of chain vertebrae.
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH66000A
(en )
1914-08-01
Process for the production of incandescent bodies
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.
CH63362A
(en )
1914-02-02
Process for the production of shaped pieces from common salt
CH62853A
(en )
1913-12-16
Process for the production of paints
CH64710A
(en )
1914-04-16
Process for the production of paints
CH64235A
(en )
1914-03-16
Process for the production of nitrogen
CH67705A
(en )
1915-01-02
Process for the production of nitrogen
CH68919A
(en )
1915-05-01
Process for the production of nitrogen
CH63124A
(en )
1914-01-02
Process for the production of disodium cyanamide
AT74183B
(en )
1918-02-25
Process for the production of artificial stone.