CH57742A
(en )
1913-02-01
Process for the production of colored chains
CH57546A
(en )
1913-01-16
Process for the production of size
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH54334A
(en )
1912-05-17
Process for the production of synthetic wood
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH74665A
(en )
1917-04-02
Process for the production of drive belts
CH74900A
(en )
1917-05-01
Process for the manufacture of pneumatic jackets
CH57721A
(en )
1913-01-16
Process for the continuous production of transparent glass plates
CH76038A
(en )
1917-10-16
Process for the production of sodium amide
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH62853A
(en )
1913-12-16
Process for the production of paints
CH64710A
(en )
1914-04-16
Process for the production of paints
CH57292A
(en )
1913-01-02
Process for the production of bodies for sulphurizing
CH72366A
(en )
1916-10-16
Process for the production of tops
CH73574A
(en )
1916-10-16
Process for the production of oxygen
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH57227A
(en )
1912-12-16
Process for the production of artificial stones
CH57863A
(en )
1913-02-01
Process for the preparation of p-aminobenzoylquinine
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH72958A
(en )
1916-07-17
Process for the production of sodium percarbonate
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH63494A
(en )
1914-02-02
Process for the production of components