CH51530A
(en )
1911-09-01
Process for making electrical resistors
CH47857A
(en )
1910-08-16
Process for producing the winding of short-circuit armatures
CH49730A
(en )
1911-03-16
Process for manufacturing components
CH54601A
(en )
1912-06-01
Process for manufacturing components
CH52170A
(en )
1911-11-01
Process for generating electrical currents
CH51440A
(en )
1911-09-01
Process for the production of cocoa powder
CH43864A
(en )
1909-06-16
Process for manufacturing components
CH50026A
(en )
1911-04-17
Process for the production of connectors on pipes
CH65639A
(en )
1914-07-01
Process for making sacks
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH70994A
(en )
1915-11-16
Process for making low-smoke gunpowder
CH66647A
(en )
1914-10-01
Process for making low-smoke gunpowder
CH54072A
(en )
1912-04-16
Process for the manufacture of pliable electrolyte iron
CH49810A
(en )
1911-04-01
Process for charging electrical resistance furnaces
AT32814B
(en )
1908-05-11
Process for the production of metallic illuminants for electric light bulbs.
CH51271A
(en )
1911-08-16
Process for the production of cocoa powder
CH49251A
(en )
1911-01-16
Method of manufacturing stranded wires
CH47239A
(en )
1910-06-16
Process for the production of devices having bundles of bristles
CH40641A
(en )
1908-08-01
Process for making weatherproof paint
AT27675B
(en )
1907-02-25
Method for producing an imitation horsehair.
CH47559A
(en )
1910-07-16
Process for the production of dense coatings
CH41774A
(en )
1909-01-02
Process for making photographic postcards
CH43299A
(en )
1909-04-16
Process for the manufacture of horsehair brushes
CH46245A
(en )
1910-02-16
Process for the production of electrical capacitors
CH58004A
(en )
1913-02-17
Process for the production of stamping foil from resinous substances