CH52279A
(en )
1911-11-01
Process for the production of tannin extracts
CH48357A
(en )
1910-10-17
Process for the production of tannin extracts
CH53335A
(en )
1912-02-01
Process for the production of hydroquinine
CH57546A
(en )
1913-01-16
Process for the production of size
AT41185B
(en )
1910-02-25
Process for the production of artificial marble.
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH51815A
(en )
1911-09-16
Process for the manufacture of shaped articles
CH55315A
(en )
1912-08-01
Process for the production of road surfaces
CH51440A
(en )
1911-09-01
Process for the production of cocoa powder
CH55564A
(en )
1912-08-16
Process for the production of metal paper
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH58146A
(en )
1913-02-17
Process for the preparation of Bromdiäthylacetylisourstoffmethyläther
CH54334A
(en )
1912-05-17
Process for the production of synthetic wood
AT54035B
(en )
1912-06-25
Process for the production of strips of fastening pins.
AT48394B
(en )
1911-06-10
Process for the production of chain vertebrae.
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH50659A
(en )
1911-06-16
Process for the production of structural parts
CH51290A
(en )
1911-08-16
Process for the production of low-smoke gunpowder
CH59427A
(en )
1913-05-02
Process for the production of fragrant mineral oil fractions
CH51422A
(en )
1911-09-01
Process for the production of over-spun buttons
CH48460A
(en )
1910-10-17
Process for the production of decorative seams
CH50536A
(en )
1911-06-01
Process for the manufacture of filters
CH57863A
(en )
1913-02-01
Process for the preparation of p-aminobenzoylquinine
CH63494A
(en )
1914-02-02
Process for the production of components
CH52509A
(en )
Process for the production of oxygen baths