CH57596A
(en )
1913-01-16
Method and device for the production of rings with setting
CH53116A
(en )
1912-02-01
Method and device for the production of bodies provided with helical surfaces
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH59359A
(en )
1913-05-02
Method and device for the production of glass vessels
CH51388A
(en )
1911-09-01
Method and device for the production of artificial stones
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
CH74229A
(en )
1917-02-01
Method and device for the production of soap powder
CH54859A
(en )
1912-07-01
Method and device for the production of mineral water
CH58635A
(en )
1913-03-17
Method and device for the production of silk and other fine fabrics
CH59001A
(en )
1913-04-16
Method and device for the production of artificial railways
CH75351A
(en )
1917-07-16
Method and device for the production of interchangeable photographs
CH71921A
(en )
1916-08-01
Method and device for the production of soap powder
CH48667A
(en )
1910-11-16
Method and device for the production of hollow stones
CH76103A
(en )
1917-11-01
Method and device for the production of paper bags
CH68991A
(en )
1915-05-17
Process and apparatus for the production of black lead
CH50221A
(en )
1911-05-01
Process and device for the production of bonbonnières
CH55941A
(en )
1912-09-16
Process and device for the production of explosive charges
CH62851A
(en )
1913-12-16
Process and device for the production of white lead
CH74234A
(en )
1917-02-01
Process and device for the production of embossed imitations
CH53635A
(en )
1912-03-16
Method and device for the production of detonating tapes in one operation
CH61865A
(en )
1913-10-16
Process and device for the production of molded artificial stone
AT65924B
(en )
1914-07-25
Method and device for the production of sheet glass.
CH51832A
(en )
1911-09-16
Method and device for the production of wire ring braids
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.