CH76292A
(en )
1917-12-01
Process for the manufacture of objects from concrete
CH58846A
(en )
1913-04-01
Process for the production of railings from reinforced concrete
CH62274A
(en )
1913-11-17
Process for the production of hollow bodies from concrete
CH71431A
(en )
1916-01-03
Process for the production of doors from reinforced concrete
CH73981A
(en )
1916-12-16
Process for the production of doors from reinforced concrete
CH67854A
(en )
1915-04-01
Process for the manufacture of concrete piles
CH67036A
(en )
1914-11-02
Process for the preparation of a-bronisovaleric acid-p-phenetidine
CH63494A
(en )
1914-02-02
Process for the production of components
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH70056A
(en )
1915-08-16
Process for the preparation of methylene tetrahydropapaverine
CH68992A
(en )
1915-05-17
Process for the preparation of protocatechialdehyde from piperonal
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH62272A
(en )
1913-11-17
Process for the production of walls from building panels
CH50318A
(en )
1911-05-16
Process for the production of reinforced concrete floors
CH61633A
(en )
1913-10-01
Process for the production of ceiling formwork
CH65736A
(en )
1914-07-01
Process for the preparation of acetperacid from acetaldehyde
CH71191A
(en )
1915-12-01
Process for the production of methyl chloride
CH71053A
(en )
1915-11-16
Process for the production of art prints
CH62461A
(en )
1913-11-17
Process for the preparation of hydrohydrastinin
CH62349A
(en )
1913-11-17
Process for the preparation of α-selenium cyananthraquinone
CH66642A
(en )
1914-10-01
Process for the preparation of 2-3-oxynaphtoic acid-m-toluid
CH64480A
(en )
1914-04-01
Process for the preparation of 2-nitroquinizarin
CH65924A
(en )
1914-07-16
Process for the preparation of p-nitrosophenylglycine
CH66644A
(en )
1914-10-01
Process for the preparation of 2-3-oxynaphthoic acid-m-chloroanilide
CH64582A
(en )
1914-04-01
Process for the preparation of diethylbromoacetylurea