CH69478A
(en )
1915-06-16
Process for the production of hollow bodies with inner lining
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH65491A
(en )
1914-06-16
Process for the production of hollow stones closed on all sides
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH66000A
(en )
1914-08-01
Process for the production of incandescent bodies
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH66699A
(en )
1914-10-01
Process for the production of frisé goods
AT76380B
(en )
1919-05-10
Process and system for the production of pre-doughs.
CH70708A
(en )
1915-10-16
Process for the manufacture of containers
CH76592A
(en )
1918-01-16
Process for the production of fittings
CH71950A
(en )
1916-03-16
Process for the production of pipes with control crank
CH72174A
(en )
1916-04-17
Process for the production of enamels
CH56308A
(en )
1912-11-01
Process for the production of quartz hollow bodies
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH70765A
(en )
1915-11-01
Process for the synthetic production of cyano compounds
CH70971A
(en )
1915-11-16
Process for the production of incandescent bodies for hanging incandescent light
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH71191A
(en )
1915-12-01
Process for the production of methyl chloride
CH77692A
(en )
1919-02-01
Process for the production of hollow bodies and coatings of any shape
CH72366A
(en )
1916-10-16
Process for the production of tops
CH73574A
(en )
1916-10-16
Process for the production of oxygen
CH72251A
(en )
1916-04-17
Process for the production of highly refractory articles