CH71921A
(en )
1916-08-01
Method and device for the production of soap powder
CH74229A
(en )
1917-02-01
Method and device for the production of soap powder
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH74234A
(en )
1917-02-01
Process and device for the production of embossed imitations
CH72152A
(en )
1916-04-01
Method and device for the production of sand-lime bricks
CH54859A
(en )
1912-07-01
Method and device for the production of mineral water
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
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
CH78950A
(en )
1918-09-16
Method and device for producing soap powder from liquid soap
CH75351A
(en )
1917-07-16
Method and device for the production of interchangeable photographs
CH76103A
(en )
1917-11-01
Method and device for the production of paper bags
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
CH61865A
(en )
1913-10-16
Process and device for the production of molded artificial stone
CH62851A
(en )
1913-12-16
Process and device for the production of white lead
AT74192B
(en )
1918-02-25
Process and device for the production of cream emulsion.
CH59001A
(en )
1913-04-16
Method and device for the production of artificial railways
CH72635A
(en )
1916-06-16
Method and device for the production of transparent, horn-like casein masses
CH72296A
(en )
1916-05-01
Nail and method of making the same
CH73108A
(en )
1917-01-16
Method and device for the production of cardboard boxes
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.
CH59100A
(en )
1913-04-16
Device for the production of artificial stones