CH54859A
(en )
1912-07-01
Method and device for the production of mineral water
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH74229A
(en )
1917-02-01
Method and device for the production of soap powder
CH59359A
(en )
1913-05-02
Method and device for the production of glass vessels
CH62851A
(en )
1913-12-16
Process and device for the production of white lead
CH51388A
(en )
1911-09-01
Method and device for the production of artificial stones
CH59001A
(en )
1913-04-16
Method and device for the production of artificial railways
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
CH57596A
(en )
1913-01-16
Method and device for the production of rings with setting
CH53490A
(en )
1912-03-01
Method and device for the production of insulating pipes
CH71921A
(en )
1916-08-01
Method and device for the production of soap powder
CH53534A
(en )
1912-03-01
Method and device for the production of stone slabs
CH63112A
(en )
1914-01-02
Method and device for the production of rennet liquid
CH63394A
(en )
1914-01-16
Method and device for the production of welded pipes
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.
CH61865A
(en )
1913-10-16
Process and device for the production of molded artificial stone
CH53635A
(en )
1912-03-16
Method and device for the production of detonating tapes in one operation
AT74192B
(en )
1918-02-25
Process and device for the production of cream emulsion.
CH55875A
(en )
1912-09-16
Method and device for the production of fire-proof and weather-resistant buildings
CH53116A
(en )
1912-02-01
Method and device for the production of bodies provided with helical surfaces
CH55941A
(en )
1912-09-16
Process and device for the production of explosive charges
CH58635A
(en )
1913-03-17
Method and device for the production of silk and other fine fabrics
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon