CH74234A
(en )
1917-02-01
Process and device for the production of embossed imitations
CH74229A
(en )
1917-02-01
Method and device for the production of soap powder
CH71921A
(en )
1916-08-01
Method and device for the production of soap powder
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
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
CH73108A
(en )
1917-01-16
Method and device for the production of cardboard boxes
CH58635A
(en )
1913-03-17
Method and device for the production of silk and other fine fabrics
CH57596A
(en )
1913-01-16
Method and device for the production of rings with setting
CH56613A
(en )
1912-11-16
Process for the production of posters with deep embossing
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH72152A
(en )
1916-04-01
Method and device for the production of sand-lime bricks
AT76380B
(en )
1919-05-10
Process and system for the production of pre-doughs.
CH50221A
(en )
1911-05-01
Process and device for the production of bonbonnières
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
CH75457A
(en )
1916-12-17
Process for the production of stamps and stamps produced by the process
CH53116A
(en )
1912-02-01
Method and device for the production of bodies provided with helical surfaces
CH75773A
(en )
1917-09-17
Process and device for the production of gasoline
CH62851A
(en )
1913-12-16
Process and device for the production of white lead
CH61865A
(en )
1913-10-16
Process and device for the production of molded artificial stone
CH76038A
(en )
1917-10-16
Process for the production of sodium amide
AT65924B
(en )
1914-07-25
Method and device for the production of sheet glass.
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.