CH191826A
(en )
1937-07-15
Process for making durable finish fixatives.
CH227925A
(en )
1943-07-15
Process for the production of erasable photographs.
CH201283A
(en )
1938-11-30
Process for the production of alkali aluminates.
CH202863A
(en )
1939-02-15
Process for the manufacture of paint remover.
AT136660B
(en )
1934-02-26
Process for the production of artificial textile structures.
AT157112B
(en )
1939-09-25
Process for the production of hydrocarbons.
AT132051B
(en )
1933-02-25
Process for the production of security paper.
CH218046A
(en )
1941-11-30
Method for hardening casein fibers.
CH223553A
(en )
1942-09-30
Process for the production of security paper.
CH167511A
(en )
1934-02-28
Process for the production of 3-methylalpentane.
CH216383A
(en )
1941-08-31
Process for the production of wool substitute fibers.
CH238119A
(en )
1945-06-30
Process for the production of rayon.
CH211481A
(en )
1940-09-30
Process for the finishing of artificial leather-like flat structures.
CH175347A
(en )
1935-02-28
Process for the preparation of methyl 2-keto-1-gulonate.
CH152836A
(en )
1932-02-29
Process for the production of rayon.
CH200655A
(en )
1938-10-31
Process for the production of hyposulfite.
AT126944B
(en )
1932-02-25
Process for the production of capacity areas.
CH175413A
(en )
1935-02-28
Process for making transparencies.
CH167440A
(en )
1934-02-28
Process for the production of road building materials.
CH152859A
(en )
1932-02-29
Process for the manufacture of footwear.
AT136623B
(en )
1934-02-26
Process for the production of photocells.
CH208878A
(en )
1940-02-29
Process for the preparation of 2-acetoacetylamino-5-methoxy-6-ethoxy-benzothiazole.
AT157953B
(en )
1940-02-26
Process for the condensation of hydrocarbons.
CH175361A
(en )
1935-02-28
Process for the production of bonds.
AT152565B
(en )
1938-02-25
Process for the production of rubber compounds u. like