CH65918A
(en )
1914-07-16
Method and apparatus for the production of nitrogen-containing metal compounds
CH65917A
(en )
1914-08-01
Process and apparatus for the production of high percentage nitric acid
CH68991A
(en )
1915-05-17
Process and apparatus for the production of black lead
CH59892A
(en )
1913-06-16
Process and apparatus for the preparation of hydrogen
CH69005A
(en )
1915-05-17
Method and apparatus for producing blueprints
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH67583A
(en )
1914-12-16
Method and apparatus for carrying out endothermic gas reactions
CH59940A
(en )
1914-04-01
Method and apparatus for the manufacture of rolling bodies
CH68919A
(en )
1915-05-01
Process for the production of nitrogen
CH64235A
(en )
1914-03-16
Process for the production of nitrogen
CH67705A
(en )
1915-01-02
Process for the production of nitrogen
CH72924A
(en )
1916-07-17
Method and apparatus for mixing sludge
CH61916A
(en )
1913-10-16
Process for the representation of erythrene
CH48518A
(en )
1910-11-01
Process for the decarburization of carbonaceous raw metal threads
CH55750A
(en )
1912-09-02
Method and device for cleaning raw table salt
CH63394A
(en )
1914-01-16
Method and device for the production of welded pipes
CH68557A
(en )
1915-04-01
Method and device for the production of moment X-rays
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH65413A
(en )
1914-06-16
Method and device for the separation of gas mixtures
CH73445A
(en )
1916-10-02
Process for eliminating furnace smoke
CH54324A
(en )
1912-05-17
Process for the representation of erythrene
CH58670A
(en )
1913-03-17
Process for the representation of erythrene
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.