AT71274B
(en )
1916-02-25
Process for the production of a tanning agent.
CH63234A
(en )
1914-01-16
Process for the production of a disinfectant
CH67114A
(en )
1914-11-02
Process for the production of a wood substitute
CH73106A
(en )
1916-10-02
Process for the production of a leather substitute
CH65927A
(en )
1914-07-16
Process for the manufacture of a resin-like product
AT82990B
(en )
1921-02-25
Process for the production of a platical casein.
CH52415A
(en )
1911-11-16
Process for the manufacture of a leather substitute
CH78282A
(en )
1918-07-01
Process for the production of a tanning agent
CH78797A
(en )
1918-09-02
Process for the production of a tanning agent
CH79015A
(en )
1918-10-01
Process for the production of a tanning agent
CH79130A
(en )
1918-10-01
Process for the production of a tanning agent
CH75544A
(en )
1917-08-16
process for the production of a detergent
CH64843A
(en )
1914-05-01
Process for the production of a chlorine-resistant sulfur dye
CH66008A
(en )
1914-08-01
Process for the production of a mercury preparation for therapeutic purposes
CH69341A
(en )
1915-06-16
Process for the production of a vat dye
CH70370A
(en )
1915-09-16
Process for the production of a vat dye
CH70371A
(en )
1915-09-16
Process for the production of a vat dye
CH70372A
(en )
1915-09-16
Process for the production of a vat dye
AT68053B
(en )
1915-02-25
Process for the production of a plate-shaped, seamless road surface
AT71091B
(en )
1916-02-10
Process for the production of water-soluble oils.
AT75547B
(en )
1919-02-25
Process for the production of disinfectants.
CH77251A
(en )
1918-03-16
Process for the manufacture of a leather substitute
CH75777A
(en )
1918-01-16
Process for the manufacture of a leather substitute
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.
CH64941A
(en )
1914-05-01
Process for the manufacture of a celluloid substitute