CH62398A
(en )
1913-11-17
Process for the production of hollow, all-round closed objects from very thin precious metal
CH47007A
(en )
1910-05-16
Process for the production of raw hard hollow bodies from metal strips
CH61652A
(en )
1913-10-01
Process for the production of lighters for coals and the like.
CH74527A
(en )
1917-03-01
Method and device for the continuous production of nitrogen compounds from metal carbides
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH63602A
(en )
1914-02-02
Process for the production of cartridge cases
CH75891A
(en )
1918-01-02
Process for the production of structural parts from calcium or calcium alloys
CH49645A
(en )
1911-03-01
Process for the production of metal alloys
CH63362A
(en )
1914-02-02
Process for the production of shaped pieces from common salt
CH58823A
(en )
1913-04-01
Process for the production of metal layers
CH75154A
(en )
1917-06-01
Process for the production of shaped pieces from fodder
AT67177B
(en )
1914-12-10
Process for the production of cemented armor plates and the like from chromium-nickel steel.
CH69818A
(en )
1915-07-16
Process for the production of conical springs from steel strips
CH66860A
(en )
1914-10-16
Process for the production of dihydrocodeine
CH61630A
(en )
1913-10-01
Process for the production of agents against plant pests
AT52229B
(en )
1912-02-26
Process for the production of filaments from metals or metalloids.
AT74183B
(en )
1918-02-25
Process for the production of artificial stone.
CH43037A
(en )
1909-04-01
Process for the production of galvanic metal deposits that can be removed from their base
CH55564A
(en )
1912-08-16
Process for the production of metal paper
AT63697B
(en )
1914-02-25
Process for the electrolytic production of perborates.
CH71327A
(en )
1915-12-16
Process for the production of cyanides from carbides and nitrogen
CH58673A
(en )
1913-03-17
Process for the preparation of erythrene from α-methyltrimethyleneimine
CH72060A
(en )
1916-03-16
Process for the production of metal coatings
AT71091B
(en )
1916-02-10
Process for the production of water-soluble oils.
CH62629A
(en )
1913-12-16
Method of making shelves from sheet metal