CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH51422A
(en )
1911-09-01
Process for the production of over-spun buttons
CH49431A
(en )
1911-02-01
Process for the production of asbestos filters
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH50659A
(en )
1911-06-16
Process for the production of structural parts
CH54334A
(en )
1912-05-17
Process for the production of synthetic wood
CH51440A
(en )
1911-09-01
Process for the production of cocoa powder
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH57546A
(en )
1913-01-16
Process for the production of size
CH63494A
(en )
1914-02-02
Process for the production of components
CH51949A
(en )
1911-10-16
Process for the production of pure tin oxide
CH48576A
(en )
1910-11-01
Process for the production of cellulose solutions
CH49399A
(en )
1911-02-01
Process for the production of cellulose solutions
CH43182A
(en )
1909-06-01
Process for the manufacture of filter crucibles
CH47405A
(en )
1910-07-01
Process for the production of appliqué curtains
CH49424A
(en )
1911-02-01
Process for the production of embroidery with picot-like effects
CH50248A
(en )
1911-05-16
Process for the production of gear drives and gear drives produced by means of the same
CH53936A
(en )
1912-04-16
Process for the production of cellulose threads
CH52509A
(en )
Process for the production of oxygen baths
CH52190A
(en )
1911-11-01
Process for the production of oxygen baths
CH67392A
(en )
1914-12-01
Process for the production of sawdust briquettes
CH50221A
(en )
1911-05-01
Process and device for the production of bonbonnières
CH50536A
(en )
1911-06-01
Process for the manufacture of filters
CH49904A
(en )
1911-04-01
Process for the production of porous barium oxide
CH58394A
(en )
1913-03-17
Process for the production of footwear and footwear produced by this process