CH53936A
(en )
1912-04-16
Process for the production of cellulose threads
CH59261A
(en )
1913-05-02
Process for the manufacture of electrolytic capacitors
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH57546A
(en )
1913-01-16
Process for the production of size
CH48576A
(en )
1910-11-01
Process for the production of cellulose solutions
CH49399A
(en )
1911-02-01
Process for the production of cellulose solutions
CH55344A
(en )
1912-08-01
Process for the production of artificial threads
CH52472A
(en )
1911-11-16
Process for the production of filament lamps
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH50536A
(en )
1911-06-01
Process for the manufacture of filters
CH56154A
(en )
1912-10-01
Process for the production of cellulose from fiber materials
CH55564A
(en )
1912-08-16
Process for the production of metal paper
CH52437A
(en )
1911-11-16
Process for the production of layers from acetyl cellulose
CH53335A
(en )
1912-02-01
Process for the production of hydroquinine
CH63494A
(en )
1914-02-02
Process for the production of components
CH54334A
(en )
1912-05-17
Process for the production of synthetic wood
CH52438A
(en )
1911-11-16
Process for the production of shaped pieces from cellulose acetate
CH57533A
(en )
1913-01-16
Process for the production of hydrogen
CH57979A
(en )
1913-02-17
Process for the production of hydrogen
CH50659A
(en )
1911-06-16
Process for the production of structural parts
CH51952A
(en )
1911-10-16
Process for the preparation of acetyl cellulose solutions
CH62314A
(en )
1913-11-17
Process for the production of viscose silk
CH52190A
(en )
1911-11-01
Process for the production of oxygen baths
CH52509A
(en )
Process for the production of oxygen baths