CH72631A
(en )
1916-06-16
Process for the production of oil varnishes from phenol aldehyde resins
CH71329A
(en )
1915-12-16
Process for the preparation of aromatic aldehydes
CH58004A
(en )
1913-02-17
Process for the production of stamping foil from resinous substances
CH71808A
(en )
1916-02-16
Process for the production of gasoline from heavy hydrocarbons
AT63610B
(en )
1914-02-25
Process for the production of hydrastinine from berberine.
CH69337A
(en )
1915-06-16
Process for the production of methyl alcohol from chloromethane
CH66513A
(en )
1914-09-16
Process for the production of a condensation product from phenol and formaldehyde
CH52279A
(en )
1911-11-01
Process for the production of tannin extracts
CH82793A
(en )
1919-10-16
Process for the preparation of aldol from acetaldehyde
CH50536A
(en )
1911-06-01
Process for the manufacture of filters
CH64932A
(en )
1914-05-01
Process for the production of acetaldol from acetaldehyde
CH65133A
(en )
1914-05-16
Process for the production of acetaldol from acetaldehyde
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH56853A
(en )
1913-01-02
Process for the production of light-colored, easily drying varnish from castor oil
CH63362A
(en )
1914-02-02
Process for the production of shaped pieces from common salt
CH69765A
(en )
1915-07-16
Process for the production of 1. 2 dioxybenzene-4. 6-disulfonic acid
CH63494A
(en )
1914-02-02
Process for the production of components
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH71053A
(en )
1915-11-16
Process for the production of art prints
CH54601A
(en )
1912-06-01
Process for manufacturing components
CH49730A
(en )
1911-03-16
Process for manufacturing components
CH47916A
(en )
1910-08-16
Process for the manufacture of one-piece wrought iron keys
CH69342A
(en )
1915-06-16
Process for the production of gasoline from mineral oil
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH69818A
(en )
1915-07-16
Process for the production of conical springs from steel strips