CH78950A
(en )
1918-09-16
Method and device for producing soap powder from liquid soap
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
CH76103A
(en )
1917-11-01
Method and device for the production of paper bags
CH75849A
(en )
1917-10-01
Method and device for the manufacture of articles from reinforced concrete
CH72736A
(en )
1916-06-16
Method and device for the production of photographic images which are composed of several recordings
AT74192B
(en )
1918-02-25
Process and device for the production of cream emulsion.
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH75351A
(en )
1917-07-16
Method and device for the production of interchangeable photographs
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
CH58635A
(en )
1913-03-17
Method and device for the production of silk and other fine fabrics
CH62395A
(en )
1913-11-17
Alloy and method and apparatus for making the same
CH79496A
(en )
1918-12-02
Method and device for the production of hollow bodies from paper stock
CH54859A
(en )
1912-07-01
Method and device for the production of mineral water
CH77319A
(en )
1918-08-16
Method and device for the manufacture of hulls from reinforced concrete
CH79612A
(en )
1918-12-16
Method and device for manufacturing objects from concrete
CH83517A
(en )
1919-12-16
Method and device for the production of photographs of terrain from aircraft
CH59359A
(en )
1913-05-02
Method and device for the production of glass vessels
CH76823A
(en )
1918-02-01
Method and device for the production of shoe protectors
CH73108A
(en )
1917-01-16
Method and device for the production of cardboard boxes
CH69348A
(en )
1915-06-16
Method and device for the production of articles from paper pulp
CH53116A
(en )
1912-02-01
Method and device for the production of bodies provided with helical surfaces
CH80085A
(en )
1919-06-02
Method and device for the production of cardboard boxes
CH82977A
(en )
1919-11-01
Device for the production of soap powder
CH77384A
(en )
1918-04-16
Method and device for making used envelopes reusable