CH52690A
(en )
1911-12-16
Process for the manufacture of abrasive cloths
CH50536A
(en )
1911-06-01
Process for the manufacture of filters
CH69145A
(en )
1915-06-01
Process for the production of impregnated polishing cloths
CH51815A
(en )
1911-09-16
Process for the manufacture of shaped articles
CH53335A
(en )
1912-02-01
Process for the production of hydroquinine
CH55315A
(en )
1912-08-01
Process for the production of road surfaces
AT54035B
(en )
1912-06-25
Process for the production of strips of fastening pins.
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH63494A
(en )
1914-02-02
Process for the production of components
CH58146A
(en )
1913-02-17
Process for the preparation of Bromdiäthylacetylisourstoffmethyläther
CH56851A
(en )
1912-12-02
Process for the production of shoe polish
CH57546A
(en )
1913-01-16
Process for the production of size
CH52631A
(en )
1911-12-16
Process for the manufacture of rubber tires
CH57863A
(en )
1913-02-01
Process for the preparation of p-aminobenzoylquinine
CH55503A
(en )
1912-08-16
Process for the production of porous artificial stones
CH48460A
(en )
1910-10-17
Process for the production of decorative seams
CH55404A
(en )
1912-08-16
Process for the improvement of fluids
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH54174A
(en )
1912-05-01
Process for the manufacture of pliable electrolyte iron
CH52409A
(en )
1911-11-16
Process for the preparation of anthraquinone
CH62855A
(en )
1913-12-16
Process for making soap
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH61698A
(en )
1913-10-16
Process for the preparation of ß-acetyltrimethylenetetramethyldiamine
CH52111A
(en )
1911-11-01
Process for the preparation of isobutyl p-nitrobenzoate
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose