CH50536A
(en )
1911-06-01
Process for the manufacture of filters
CH52690A
(en )
1911-12-16
Process for the manufacture of abrasive cloths
CH59261A
(en )
1913-05-02
Process for the manufacture of electrolytic capacitors
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH51815A
(en )
1911-09-16
Process for the manufacture of shaped articles
CH53335A
(en )
1912-02-01
Process for the production of hydroquinine
CH55315A
(en )
1912-08-01
Process for the production of road surfaces
CH57546A
(en )
1913-01-16
Process for the production of size
CH57863A
(en )
1913-02-01
Process for the preparation of p-aminobenzoylquinine
CH63494A
(en )
1914-02-02
Process for the production of components
CH54092A
(en )
1912-05-01
process for the manufacture of fire starters
CH58146A
(en )
1913-02-17
Process for the preparation of Bromdiäthylacetylisourstoffmethyläther
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH55503A
(en )
1912-08-16
Process for the production of porous artificial stones
CH55564A
(en )
1912-08-16
Process for the production of metal paper
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH49431A
(en )
1911-02-01
Process for the production of asbestos filters
CH53936A
(en )
1912-04-16
Process for the production of cellulose threads
CH58958A
(en )
1913-04-16
Process for the production of so-called porous metals
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH54174A
(en )
1912-05-01
Process for the manufacture of pliable electrolyte iron
AT54035B
(en )
1912-06-25
Process for the production of strips of fastening pins.
CH52438A
(en )
1911-11-16
Process for the production of shaped pieces from cellulose acetate