CH66267A
(en )
1914-08-17
Process for the production of a synthetic wood mass
CH67114A
(en )
1914-11-02
Process for the production of a wood substitute
CH64936A
(en )
1914-05-01
Process for the preparation of a durable nitrobenzenediazonium compound
CH52023A
(en )
1911-10-02
Process for the production of a tannin-silver-protein compound
CH54334A
(en )
1912-05-17
Process for the production of synthetic wood
CH66036A
(en )
1914-09-01
process for making a durable nitrobenzenediazonium compound
CH66037A
(en )
1914-08-01
process for making a durable nitrobenzenediazonium compound
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH46708A
(en )
1910-05-02
Process for the production of a new type of chocolate
CH64241A
(en )
1914-03-16
Process for the production of a hard rubber-like mass
CH54792A
(en )
1912-06-17
Process for the production of wooden mats
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH61039A
(en )
1913-09-01
Process for the production of wooden panels
CH65280A
(en )
1914-06-01
Process for producing a platinum adsorption
CH70235A
(en )
1915-09-01
Process for the production of a degreasing ammonia soap
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH63494A
(en )
1914-02-02
Process for the production of components
CH70765A
(en )
1915-11-01
Process for the synthetic production of cyano compounds
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH66860A
(en )
1914-10-16
Process for the production of dihydrocodeine
CH64978A
(en )
1914-05-01
Process for the production of resilient corrugated pipes
CH54972A
(en )
1912-07-01
Process for the production of plate-shaped objects
CH53396A
(en )
1912-02-16
Process for the production of a gas cleaning compound
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose