CH68998A
(en )
1915-05-17
Process for the production of articles from paper pulp or the like
CH55564A
(en )
1912-08-16
Process for the production of metal paper
CH69348A
(en )
1915-06-16
Method and device for the production of articles from paper pulp
CH66699A
(en )
1914-10-01
Process for the production of frisé goods
CH75891A
(en )
1918-01-02
Process for the production of structural parts from calcium or calcium alloys
CH71196A
(en )
1915-12-01
Process for the production of waterproof cardboard papers
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH63594A
(en )
1914-02-02
Process for the production of writing boards
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH69818A
(en )
1915-07-16
Process for the production of conical springs from steel strips
CH63362A
(en )
1914-02-02
Process for the production of shaped pieces from common salt
CH75457A
(en )
1916-12-17
Process for the production of stamps and stamps produced by the process
CH63494A
(en )
1914-02-02
Process for the production of components
CH50079A
(en )
1911-04-17
Process for the manufacture of articles which absorb moisture
CH57546A
(en )
1913-01-16
Process for the production of size
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH51815A
(en )
1911-09-16
Process for the manufacture of shaped articles
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH58823A
(en )
1913-04-01
Process for the production of metal layers
CH54334A
(en )
1912-05-17
Process for the production of synthetic wood
CH51422A
(en )
1911-09-01
Process for the production of over-spun buttons
CH50659A
(en )
1911-06-16
Process for the production of structural parts
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH72174A
(en )
1916-04-17
Process for the production of enamels