CH48281A
(en )
1910-10-01
Apparatus for the production of printed strip sections
CH47012A
(en )
1910-05-16
Device for the production of rubber sheets
CH48716A
(en )
1910-11-16
Process for the production of rubber stamps
CH41586A
(en )
1908-11-02
Apparatus for the manufacture of calcium carbide
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH65127A
(en )
1914-05-16
Apparatus for the production of nitrogen oxides
CH50097A
(en )
1911-04-17
Process for the production of alloys
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
CH51440A
(en )
1911-09-01
Process for the production of cocoa powder
CH50221A
(en )
1911-05-01
Process and device for the production of bonbonnières
CH68991A
(en )
1915-05-17
Process and apparatus for the production of black lead
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
AT70422B
(en )
1915-11-10
Method and device for the production of hollow blocks on the extrusion press.
CH46447A
(en )
1910-04-01
Process for the production of artificial para rubber
CH55566A
(en )
1912-08-16
Printing form and process for producing the same
CH51422A
(en )
1911-09-01
Process for the production of over-spun buttons
AT48394B
(en )
1911-06-10
Process for the production of chain vertebrae.
AT41185B
(en )
1910-02-25
Process for the production of artificial marble.
CH43485A
(en )
1909-05-17
Apparatus for making blueprints
CH48357A
(en )
1910-10-17
Process for the production of tannin extracts
CH50357A
(en )
1911-05-16
Process for the production of embroidery with air effects
CH49145A
(en )
1911-01-02
Process for the production of paper sacks with fabric cover
CH48663A
(en )
1910-11-16
Device for producing the exact shape of transition plates for railway tracks
CH49430A
(en )
1911-02-16
Device for making cigars
CH50449A
(en )
1911-06-01
Device for making cigars