CH343031A
(en )
1959-12-15
Process for the manufacture of selenium rectifiers
CH228439A
(en )
1943-08-31
Process for the production of shaped structures.
CH213753A
(en )
1941-03-15
Process for producing positive blueprints.
CH214631A
(en )
1941-05-15
Process for the production of diazotypes.
CH221014A
(en )
1942-05-15
Process for the production of sebacic acid.
CH221013A
(en )
1942-05-15
Process for the preparation of w-oxycapric acid.
CH203162A
(en )
1939-02-28
Process for the production of diazotypes.
CH216434A
(en )
1941-08-31
Process for the production of halftone reflex copies.
CH219953A
(en )
1942-03-15
Process for making colored photographic material.
CH295688A
(en )
1954-01-15
Process for making patterned metallizations.
CH217627A
(en )
1941-10-31
Process for the manufacture of prostheses.
CH209618A
(en )
1940-04-30
Process for the production of artificial threads.
AT168071B
(en )
1951-04-10
Process for making soap
CH213808A
(en )
1941-03-15
Process for the manufacture of barrier photocells.
CH212859A
(en )
1940-12-31
Process for the production of paints.
AT189733B
(en )
1957-04-25
Process for making soap
CH224638A
(en )
1942-12-15
Process for the preparation of p-acetylaminobenzenesulfonylurea.
CH227983A
(en )
1943-07-31
Process for the production of copper phthalocyanine.
CH219514A
(en )
1942-02-15
Process for the production of denture replacement parts.
CH219713A
(en )
1942-02-28
Process for the production of alloys containing zirconium.
AT198271B
(en )
1958-06-25
Process for the preparation of new sulfanilamidopyrimidines
CH231060A
(en )
1944-02-29
Process for the preparation of 4-amino-benzenesulfonacetamide.
CH222125A
(en )
1942-06-30
Process for the preparation of 2-mercapto-benzoxazole-acetic acid-5-arsic acid.
AT164790B
(en )
1949-12-10
Process for the preparation of new thiocarbamide derivatives
AT175064B
(en )
1953-06-10
Process for the production of aminoplasts