CH227925A
(en )
1943-07-15
Process for the production of erasable photographs.
CH204453A
(en )
1939-04-30
Process for the production of nickel phthalocyanine.
AT131134B
(en )
1933-01-10
Process for making processed cheese.
AT148705B
(en )
1937-02-25
Process for making pastries.
CH189156A
(en )
1937-05-01
Process for the production of security paper.
CH205677A
(en )
1939-06-30
Process for making porous supports.
CH190548A
(en )
1937-04-30
Disinfection method.
CH182873A
(en )
1936-02-29
Process for the production of chrysene.
AT148694B
(en )
1937-02-25
Process for the production of compressed yeast.
CH181180A
(en )
1935-12-15
Process for the manufacture of pesticides.
CH175352A
(en )
1935-02-28
Process for the preparation of 2-amino-1-naphthol-8-sulfonic acid.
AT155631B
(en )
1939-02-25
Process for the preparation of 9-amino-1,5-phenanthroline.
AT155623B
(en )
1939-02-25
Method of image production.
CH175343A
(en )
1935-02-28
Process for the production of phenanthrene.
CH208878A
(en )
1940-02-29
Process for the preparation of 2-acetoacetylamino-5-methoxy-6-ethoxy-benzothiazole.
CH189508A
(en )
1937-02-28
Process for the preparation of 3-acetyl-cis-androstandiol-3,17.
AT152569B
(en )
1938-02-25
Process for the preparation of pyridinedicarboxylic acid bis-alkylamides.
CH182750A
(en )
1936-02-29
Process for the production of white-colored silver images.
CH182705A
(en )
1936-02-29
Process for the manufacture of footwear.
AT155625B
(en )
1939-02-25
Process for the production of copolymers.
CH167511A
(en )
1934-02-28
Process for the production of 3-methylalpentane.
AT152558B
(en )
1938-02-25
Process for the production of dyes.
CH175413A
(en )
1935-02-28
Process for making transparencies.
CH182715A
(en )
1936-02-29
Process for the preparation of dihydromorphinone.
AT152567B
(en )
1938-02-25
Process for the production of nitrogen-containing condensation products.