CH57099A
(en )
1912-12-16
Process and apparatus for the three-dimensional reproduction of physical structures
CH69005A
(en )
1915-05-17
Method and apparatus for producing blueprints
CH53490A
(en )
1912-03-01
Method and device for the production of insulating pipes
CH53534A
(en )
1912-03-01
Method and device for the production of stone slabs
CH51233A
(en )
1911-08-16
Method and device for the production of hollow glass bodies
CH68991A
(en )
1915-05-17
Process and apparatus for the production of black lead
CH51152A
(en )
1911-08-01
Method and device for the production of seamless tubes from hollow blocks
CH75351A
(en )
1917-07-16
Method and device for the production of interchangeable photographs
CH51388A
(en )
1911-09-01
Method and device for the production of artificial stones
NL900C
(en )
1915-10-15
Apparatus and method for advertising or signals in varying colours
AT52292B
(en )
1912-02-26
Process for the revitalization of carbonaceous and similar decolorizing agents.
CH55566A
(en )
1912-08-16
Printing form and process for producing the same
CH59892A
(en )
1913-06-16
Process and apparatus for the preparation of hydrogen
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
CH47270A
(en )
1910-06-16
Method and device for the production of grease-proof paper tubes
CH55315A
(en )
1912-08-01
Process for the production of road surfaces
AT51875B
(en )
1912-01-25
Process and device for the production of superphosphate.
CH55279A
(en )
1912-08-01
Method of conveying bricks and apparatus for use in the method
CH59001A
(en )
1913-04-16
Method and device for the production of artificial railways
CH51164A
(en )
1911-08-01
Propellant and method of making the same
CH51347A
(en )
1911-09-01
Process for the preparation of isobutyl p-aminobenzoate
CH72738A
(en )
1916-11-16
Method and apparatus for the photomechanical production of decorative patterns for printing purposes
CH52711A
(en )
1911-12-16
Process and device for the production of atmospheric nitrogen
CH53243A
(en )
1912-02-01
Method and machine for making cigars