CH70775A
(en )
1915-10-16
Process for cutting lines in sheet metal
CH78133A
(en )
1918-11-16
Process for punching nuts or similar workpieces in a cold state
CH63188A
(en )
1914-01-02
Device for compensating for irregularities in the operation of low-speed machines
CH72381A
(en )
1916-05-01
Process for pickling pelts
AT71089B
(en )
1916-02-10
Process for pickling hollow bodies.
CH58034A
(en )
1913-02-17
Process for rolling out aluminum foils in sheet form in layers
CH72856A
(en )
1916-07-17
Process for drawing thin-walled pipes
AT89325B
(en )
1922-09-11
Process for coloring metal surfaces.
CH71490A
(en )
1916-01-17
Process for decorating sheet metal
CH67012A
(en )
1914-11-02
Process for decarburizing metals
CH75890A
(en )
1917-10-01
Process for detinning tinplate waste
CH66328A
(en )
1914-10-16
Process for liming hides
CH71033A
(en )
1915-11-16
Process for denicotinizing tobacco leaves
CH61994A
(en )
1913-11-01
Device for holding barrels
CH66774A
(en )
1914-10-01
Process for cleaning metals
AT68005B
(en )
1915-02-25
Process for rolling metal.
CH74761A
(en )
1917-04-02
Process for welding embedded rails or other fixed workpieces
CH51316A
(en )
1911-08-16
Device for grooving curved workpieces
CH60548A
(en )
1913-07-16
Process for processing waste paper
AT76704B
(en )
1919-06-10
Process for emulsifying fatty bodies.
CH60354A
(en )
1913-07-01
Device for holding sheet metal channels to be assembled
AT75538B
(en )
1919-02-25
Process for cleaning liquids.
CH68860A
(en )
1915-05-01
Device for polishing metal goods by means of polishing bodies
CH67104A
(en )
1914-11-02
Process for bittering malt extracts
CH74133A
(en )
1917-01-16
Process for the regeneration of base exchange materials