CH216125A
(en )
1941-07-31
Process for the production of erasable photographs.
CH205828A
(en )
1939-06-30
Process for the production of aluminum phthalocyanine.
CH201283A
(en )
1938-11-30
Process for the production of alkali aluminates.
CH203162A
(en )
1939-02-28
Process for the production of diazotypes.
CH203154A
(en )
1939-02-28
Process for the manufacture of mirrors.
AT157112B
(en )
1939-09-25
Process for the production of hydrocarbons.
CH189156A
(en )
1937-05-01
Process for the production of security paper.
AT152558B
(en )
1938-02-25
Process for the production of dyes.
CH238119A
(en )
1945-06-30
Process for the production of rayon.
AT155625B
(en )
1939-02-25
Process for the production of copolymers.
CH167511A
(en )
1934-02-28
Process for the production of 3-methylalpentane.
CH221832A
(en )
1942-06-15
Process for the preparation of 2-bromo-6-nitro-1-aminobenzene-4-sulfonic acid.
CH221829A
(en )
1942-06-15
Process for the preparation of 1-amino-2-chloro-6-nitrobenzene-4-sulfonic acid.
CH203131A
(en )
1939-02-28
Process for the preparation of 3-acetoxy-bisnor-5-cholenic acid.
CH202522A
(en )
1939-01-31
Process for the production of matting baths.
AT157954B
(en )
1940-02-26
Process for the production of organic gold compounds.
CH182873A
(en )
1936-02-29
Process for the production of chrysene.
CH182703A
(en )
1936-02-29
Process for the production of items of stiff clothing.
CH182705A
(en )
1936-02-29
Process for the manufacture of footwear.
CH189564A
(en )
1937-02-28
Process for the production of l-ascorbic acid.
CH208878A
(en )
1940-02-29
Process for the preparation of 2-acetoacetylamino-5-methoxy-6-ethoxy-benzothiazole.
CH175361A
(en )
1935-02-28
Process for the production of bonds.
CH175343A
(en )
1935-02-28
Process for the production of phenanthrene.
CH175352A
(en )
1935-02-28
Process for the preparation of 2-amino-1-naphthol-8-sulfonic acid.
CH160123A
(en )
1933-02-28
Process for the production of structures with cavities.