CH41626A
(en )
1908-11-02
Method of forming cast iron pillars
AT46589B
(en )
1911-02-25
Method of welding cast iron.
CH41606A
(en )
1908-11-02
Process for tinning cast iron
CH41792A
(en )
1908-11-16
Method of drawing metal dials
AT181608B
(en )
1955-04-12
Process for refining metals
CH40456A
(en )
1908-07-16
Process for dearsenating acids
CH46443A
(en )
1910-03-16
Method of processing grain
CH41737A
(en )
1908-11-16
Method for dressing the end faces of clay tubes
CH41454A
(en )
1908-10-16
Process for deoxidizing and carbonizing liquid iron
CH43274A
(en )
1909-04-16
Process for the production of building structures
CH42492A
(en )
1909-02-01
Method of mending hosiery
CH57094A
(en )
1912-12-16
Process for case hardening iron and steel objects
CH42528A
(en )
1909-02-01
Method of pickling hides and hides
CH46174A
(en )
1910-02-01
Method and device for forming the toe part of frame footwear
CH41284A
(en )
1908-10-01
Process for preserving chocolate
CH48976A
(en )
1910-12-16
Process for making objects having metal surfaces bright
CH43480A
(en )
1909-05-17
Process for coloring aluminum objects
CH41299A
(en )
1908-10-01
Process for the production of vanadium-containing steel
CH44554A
(en )
1909-09-01
Method and device for casting metals
CH42046A
(en )
1908-12-16
Method and device for degreasing metal objects
FR402737A
(en )
1909-10-15
Process for roasting sulphide ore
CH40044A
(en )
1908-05-16
Process for separating sodium persulphate in granular form
CH50222A
(en )
1911-05-01
Process for purifying cocoa
CH43515A
(en )
1909-05-17
Method of treating cork by means of heat
AT24036B
(en )
1906-04-25
Method of inserting bottoms in boxes.