CH56142A
(en )
1912-10-01
Process for the manufacture of chemical resistance material for diaphragms of electrolytic apparatus
CH59261A
(en )
1913-05-02
Process for the manufacture of electrolytic capacitors
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH57533A
(en )
1913-01-16
Process for the production of hydrogen
CH57979A
(en )
1913-02-17
Process for the production of hydrogen
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH55542A
(en )
1912-08-16
Process for the preparation of allophanoic acid chloride
CH56855A
(en )
1912-11-16
Process for the production of artificial leather
CH55749A
(en )
1912-09-02
Process for the production of hydrogen cyanide
CH54174A
(en )
1912-05-01
Process for the manufacture of pliable electrolyte iron
CH52190A
(en )
1911-11-01
Process for the production of oxygen baths
CH52509A
(en )
Process for the production of oxygen baths
CH54072A
(en )
1912-04-16
Process for the manufacture of pliable electrolyte iron
CH49967A
(en )
1911-04-17
Process for the production of accumulator electrodes
CH54331A
(en )
1912-05-17
Process for the production of tubes from low-smoke gunpowder
CH55564A
(en )
1912-08-16
Process for the production of metal paper
CH61931A
(en )
1913-10-16
Process for the production of technically usable rubber substitute
CH50536A
(en )
1911-06-01
Process for the manufacture of filters
CH58004A
(en )
1913-02-17
Process for the production of stamping foil from resinous substances
CH65140A
(en )
1914-05-16
Process for the production of leather
CH66042A
(en )
1914-08-01
Process for the production of leather
CH66043A
(en )
1914-08-01
Process for the production of leather
CH66044A
(en )
1914-08-01
Process for the production of leather
CH48716A
(en )
1910-11-16
Process for the production of rubber stamps
CH51815A
(en )
1911-09-16
Process for the manufacture of shaped articles