CH69005A
(en )
1915-05-17
Method and apparatus for producing blueprints
CH68991A
(en )
1915-05-17
Process and apparatus for the production of black lead
CH71951A
(en )
1916-03-16
Method and apparatus for making multiple flanges on tubes
CH68557A
(en )
1915-04-01
Method and device for the production of moment X-rays
CH75351A
(en )
1917-07-16
Method and device for the production of interchangeable photographs
CH48281A
(en )
1910-10-01
Apparatus for the production of printed strip sections
CH59892A
(en )
1913-06-16
Process and apparatus for the preparation of hydrogen
CH62084A
(en )
1913-11-01
Method and device for making macadam
CH51919A
(en )
1911-10-02
Apparatus for making incisions in chestnuts
CH59940A
(en )
1914-04-01
Method and apparatus for the manufacture of rolling bodies
CH72738A
(en )
1916-11-16
Method and apparatus for the photomechanical production of decorative patterns for printing purposes
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
CH59001A
(en )
1913-04-16
Method and device for the production of artificial railways
CH58178A
(en )
1913-02-17
Method and device for keeping mustard fresh
CH65918A
(en )
1914-07-16
Method and apparatus for the production of nitrogen-containing metal compounds
CH62395A
(en )
1913-11-17
Alloy and method and apparatus for making the same
CH72736A
(en )
1916-06-16
Method and device for the production of photographic images which are composed of several recordings
CH59359A
(en )
1913-05-02
Method and device for the production of glass vessels
CH57099A
(en )
1912-12-16
Process and apparatus for the three-dimensional reproduction of physical structures
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
CH62342A
(en )
1913-11-17
Method and apparatus for vaporizing liquids
CH64096A
(en )
1914-03-02
Method and device for generating high-frequency currents
CH67583A
(en )
1914-12-16
Method and apparatus for carrying out endothermic gas reactions
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs