CH66334A
(en )
1914-09-01
Process for the production of printing plates
CH59181A
(en )
1913-04-16
Process for the production of relief printing plates
CH65639A
(en )
1914-07-01
Process for making sacks
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH60351A
(en )
1913-07-01
Process for the production of mold plates
CH65491A
(en )
1914-06-16
Process for the production of hollow stones closed on all sides
CH62853A
(en )
1913-12-16
Process for the production of paints
CH64710A
(en )
1914-04-16
Process for the production of paints
CH63494A
(en )
1914-02-02
Process for the production of components
CH71053A
(en )
1915-11-16
Process for the production of art prints
CH63594A
(en )
1914-02-02
Process for the production of writing boards
CH49608A
(en )
1911-03-01
Process for the production of stereotype matrix boards
CH57721A
(en )
1913-01-16
Process for the continuous production of transparent glass plates
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH71814A
(en )
1916-02-16
Process for the production of inking rollers
CH76038A
(en )
1917-10-16
Process for the production of sodium amide
CH62855A
(en )
1913-12-16
Process for making soap
CH65685A
(en )
1914-07-01
Process for the production of rammed asphalt
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH55564A
(en )
1912-08-16
Process for the production of metal paper
CH43486A
(en )
1909-05-17
Process for the production of printing plates
CH57546A
(en )
1913-01-16
Process for the production of size