CH50546A
(en )
1911-06-01
Process for the permanent tinning of copper and brass objects
CH48976A
(en )
1910-12-16
Process for making objects having metal surfaces bright
FR418683A
(en )
1910-12-15
Bumper clothing particularly for aeronauts and aviators
CH49276A
(en )
1911-01-16
Process for processing petroleum
CH48849A
(en )
1910-12-01
Process for the production of sparking metal alloys
CH51158A
(en )
1911-08-01
Process for processing profiled objects
CH56096A
(en )
1912-10-01
Process for cleaning metal objects
CH45673A
(en )
1909-12-01
Device for polishing rod-shaped metal bodies of circular cross-section
CH47091A
(en )
1910-06-01
Process and device for heating work equipment
CH51755A
(en )
1911-09-16
Wet magnetic divorce method
CH49029A
(en )
1911-01-02
Process and device for cooling water
AT57955B
(en )
1913-02-25
Process for the mosaic-like decoration of surfaces.
CH52767A
(en )
1912-01-02
Process for the mosaic-like decoration of surfaces
CH41606A
(en )
1908-11-02
Process for tinning cast iron
AT46213B
(en )
1911-01-25
Device for electrolytic electroplating of mass-produced articles.
CH50026A
(en )
1911-04-17
Process for the production of connectors on pipes
CH51446A
(en )
1911-09-01
Process for the oxidation of nitrogen with the aid of electrical discharges
CH57062A
(en )
1912-12-02
Process for de-enamelling enamelled objects
CH45290A
(en )
1909-11-01
Process for increasing the shelf life of copper oxide ammonia solutions
CH54088A
(en )
1912-05-01
Method and device for splitting mica
AT46702B
(en )
1911-02-25
Process for the electrodeposition of copper.
CH42046A
(en )
1908-12-16
Method and device for degreasing metal objects
CH45764A
(en )
1909-12-16
Process for the preservation of copper oxide ammonia cellulose solutions
CH48679A
(en )
1910-11-16
Process for the preservation of copper oxide ammonia cellulose solutions
CH46182A
(en )
1910-02-01
Method of sealing barrels