CH77246A
(en )
1918-03-16
Process for the electrolytic production of persons
CH59261A
(en )
1913-05-02
Process for the manufacture of electrolytic capacitors
CH74628A
(en )
1917-09-01
Process for the electrolytic production of alkali perborates
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH71918A
(en )
1916-03-01
Process for the production of aluminum hydroxide
CH76038A
(en )
1917-10-16
Process for the production of sodium amide
CH55542A
(en )
1912-08-16
Process for the preparation of allophanoic acid chloride
CH70285A
(en )
1915-11-16
Process for the production of artificial rubber
CH63494A
(en )
1914-02-02
Process for the production of components
CH73574A
(en )
1916-10-16
Process for the production of oxygen
CH57546A
(en )
1913-01-16
Process for the production of size
CH72727A
(en )
1916-07-01
Process for the production of oxalic acid
CH72174A
(en )
1916-04-17
Process for the production of enamels
CH75891A
(en )
1918-01-02
Process for the production of structural parts from calcium or calcium alloys
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH75450A
(en )
1917-08-01
Process for the production of floor wax
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH76592A
(en )
1918-01-16
Process for the production of fittings
CH72958A
(en )
1916-07-17
Process for the production of sodium percarbonate
CH55344A
(en )
1912-08-01
Process for the production of artificial threads
CH67258A
(en )
1914-11-16
Process for the production of artificial sponge
CH72366A
(en )
1916-10-16
Process for the production of tops