CH214631A
(en )
1941-05-15
Process for the production of diazotypes.
CH201283A
(en )
1938-11-30
Process for the production of alkali aluminates.
CH203162A
(en )
1939-02-28
Process for the production of diazotypes.
CH208356A
(en )
1940-01-31
Process for the production of luminous enamel.
CH203154A
(en )
1939-02-28
Process for the manufacture of mirrors.
AT157112B
(en )
1939-09-25
Process for the production of hydrocarbons.
CH231070A
(en )
1944-02-29
Process for the production of artificial leather.
CH217627A
(en )
1941-10-31
Process for the manufacture of prostheses.
CH219940A
(en )
1942-03-15
Process for the production of artificial resins.
CH218620A
(en )
1941-12-31
Process for the production of artificial threads.
CH209618A
(en )
1940-04-30
Process for the production of artificial threads.
CH212859A
(en )
1940-12-31
Process for the production of paints.
AT157969B
(en )
1940-02-26
Process for the production of colored artificial leather.
CH210615A
(en )
1940-07-31
Process for the production of artificial rubber.
CH205157A
(en )
1939-06-15
Process for the production of pure clay.
AT157998B
(en )
1940-02-26
Process for the production of skis.
CH238119A
(en )
1945-06-30
Process for the production of rayon.
CH225373A
(en )
1943-01-31
Process for the production of artificial structures.
CH167511A
(en )
1934-02-28
Process for the production of 3-methylalpentane.
CH202522A
(en )
1939-01-31
Process for the production of matting baths.
CH208003A
(en )
1939-12-31
Process for the preparation of 2-chloro-4-nitro-1-aminobenzene-6-sulfonic acid.
CH208002A
(en )
1939-12-31
Process for the preparation of 1-amino-2-chloro-4-nitrobenzene-6-sulfonic acid.
CH203131A
(en )
1939-02-28
Process for the preparation of 3-acetoxy-bisnor-5-cholenic acid.
CH220757A
(en )
1942-04-30
Process for the production of artificial structures.
AT152558B
(en )
1938-02-25
Process for the production of dyes.