CH64941A
(en )
1914-05-01
Process for the manufacture of a celluloid substitute
CH67114A
(en )
1914-11-02
Process for the production of a wood substitute
CH63234A
(en )
1914-01-16
Process for the production of a disinfectant
CH52415A
(en )
1911-11-16
Process for the manufacture of a leather substitute
CH73106A
(en )
1916-10-02
Process for the production of a leather substitute
CH66008A
(en )
1914-08-01
Process for the production of a mercury preparation for therapeutic purposes
CH65639A
(en )
1914-07-01
Process for making sacks
CH74337A
(en )
1917-02-16
Process for making a soap substitute
CH65927A
(en )
1914-07-16
Process for the manufacture of a resin-like product
CH75544A
(en )
1917-08-16
process for the production of a detergent
CH57057A
(en )
1912-12-02
Process for the manufacture of a cleaning agent
CH57308A
(en )
1913-01-02
Process for making a fertilizer
CH59594A
(en )
1913-05-16
Process for making an insecticide
CH62767A
(en )
1913-12-16
process for the production of a plaster composed of artificial stones
AT71274B
(en )
1916-02-25
Process for the production of a tanning agent.
CH72963A
(en )
1917-01-02
Process for making a fertilizer
CH64160A
(en )
1914-03-16
Process for the production of a waterproof cement
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH67258A
(en )
1914-11-16
Process for the production of artificial sponge
CH59431A
(en )
1913-05-16
Process for making clichés
CH58686A
(en )
1913-03-17
Process for producing a celluloid glass mass
CH75777A
(en )
1918-01-16
Process for the manufacture of a leather substitute
CH77251A
(en )
1918-03-16
Process for the manufacture of a leather substitute
CH63976A
(en )
1914-03-02
Process for producing a glass skin
CH61931A
(en )
1913-10-16
Process for the production of technically usable rubber substitute