CH70797A
(en )
1915-10-16
Process for making diaphanous watercolors
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH73591A
(en )
1916-10-16
Process for the production of colored stereo images
CH65639A
(en )
1914-07-01
Process for making sacks
CH72640A
(en )
1916-06-16
Process for the production of macroscopic permanent specimens
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH71918A
(en )
1916-03-01
Process for the production of aluminum hydroxide
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH71298A
(en )
1915-12-16
Process for making stained glass
AT74197B
(en )
1918-02-25
Process for making margarine.
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH71100A
(en )
1915-12-01
Process for making endless belts
CH69077A
(en )
1915-05-17
Process for making toothpastes
CH72366A
(en )
1916-10-16
Process for the production of tops
CH76038A
(en )
1917-10-16
Process for the production of sodium amide
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH59431A
(en )
1913-05-16
Process for making clichés
CH71202A
(en )
1915-12-01
Process for making photographic images
CH70774A
(en )
1915-11-01
Process for making rubber articles
CH68990A
(en )
1915-05-17
Process for the production of soluble silica
CH74900A
(en )
1917-05-01
Process for the manufacture of pneumatic jackets
CH63494A
(en )
1914-02-02
Process for the production of components
CH71544A
(en )
1916-01-17
Process for the preparation of 4-methyl-1-oxyanthraquinone
CH69955A
(en )
1915-08-02
Process for the preparation of 4-chloro-1-oxyanthraquinone
CH72251A
(en )
1916-04-17
Process for the production of highly refractory articles