CH71044A
(en )
1915-11-16
Method for producing stereotype matrices
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH74344A
(en )
1917-05-16
Process for the production of preparations for stereotype matrices
CH71053A
(en )
1915-11-16
Process for the production of art prints
CH73203A
(en )
1916-09-01
Process for the production of relief maps with printing
CH65639A
(en )
1914-07-01
Process for making sacks
CH73591A
(en )
1916-10-16
Process for the production of colored stereo images
AT74197B
(en )
1918-02-25
Process for making margarine.
CH71280A
(en )
1915-12-16
Process for making whey lemonade
CH70797A
(en )
1915-10-16
Process for making diaphanous watercolors
CH49608A
(en )
1911-03-01
Process for the production of stereotype matrix boards
CH71918A
(en )
1916-03-01
Process for the production of aluminum hydroxide
CH59431A
(en )
1913-05-16
Process for making clichés
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH76586A
(en )
1918-01-16
Process for the production of cork boards
AT74100B
(en )
1918-01-10
Process for making ice colors.
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH69077A
(en )
1915-05-17
Process for making toothpastes
CH66334A
(en )
1914-09-01
Process for the production of printing plates
AT75548B
(en )
1919-02-25
Method of making decorated panels.
CH71202A
(en )
1915-12-01
Process for making photographic images
CH49607A
(en )
1911-03-01
Method and device for producing stereotype matrices
CH71814A
(en )
1916-02-16
Process for the production of inking rollers
CH71298A
(en )
1915-12-16
Process for making stained glass