CH54358A
(en )
1912-05-17
Process for the production of melt products
CH51440A
(en )
1911-09-01
Process for the production of cocoa powder
CH51815A
(en )
1911-09-16
Process for the manufacture of shaped articles
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH55315A
(en )
1912-08-01
Process for the production of road surfaces
CH52115A
(en )
1911-11-01
Process for the production of celluloid-like masses
CH51271A
(en )
1911-08-16
Process for the production of cocoa powder
CH50659A
(en )
1911-06-16
Process for the production of structural parts
CH57546A
(en )
1913-01-16
Process for the production of size
CH48460A
(en )
1910-10-17
Process for the production of decorative seams
CH51422A
(en )
1911-09-01
Process for the production of over-spun buttons
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH53033A
(en )
1912-01-16
Process for the production of engobed machine bricks
CH51290A
(en )
1911-08-16
Process for the production of low-smoke gunpowder
CH53335A
(en )
1912-02-01
Process for the production of hydroquinine
CH52713A
(en )
1911-12-16
Process for the production of acetic anhydride
CH57721A
(en )
1913-01-16
Process for the continuous production of transparent glass plates
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH63494A
(en )
1914-02-02
Process for the production of components
CH57776A
(en )
1913-02-01
Process for the production of printing forms
AT54035B
(en )
1912-06-25
Process for the production of strips of fastening pins.
CH52851A
(en )
1912-01-02
Process for making clear quartz articles
CH52852A
(en )
1912-01-02
Process for making clear quartz articles
CH62853A
(en )
1913-12-16
Process for the production of paints
CH64710A
(en )
1914-04-16
Process for the production of paints