CH73169A
(en )
1916-08-16
Process for the production of insulating material for walls and floors
CH70719A
(en )
1915-10-16
Process for the manufacture of textile-like products
CH73574A
(en )
1916-10-16
Process for the production of oxygen
CH49731A
(en )
1911-03-16
Process for the production of shaped pieces for building purposes
CH62755A
(en )
1914-02-02
process for the production of fire-proof and heat-insulating material
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH74900A
(en )
1917-05-01
Process for the manufacture of pneumatic jackets
CH55865A
(en )
1912-09-16
Process for the production of rollable plaster bases
CH66000A
(en )
1914-08-01
Process for the production of incandescent bodies
CH72174A
(en )
1916-04-17
Process for the production of enamels
CH57226A
(en )
1912-12-16
Process for the production of covering panels
CH66699A
(en )
1914-10-01
Process for the production of frisé goods
CH57546A
(en )
1913-01-16
Process for the production of size
CH61633A
(en )
1913-10-01
Process for the production of ceiling formwork
CH60919A
(en )
1913-08-16
Process and box for the production of cork insulating bricks and structural components
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH60351A
(en )
1913-07-01
Process for the production of mold plates
CH75450A
(en )
1917-08-01
Process for the production of floor wax
CH73471A
(en )
1917-05-01
Process for the production of tarnished enamels and glazes
CH63494A
(en )
1914-02-02
Process for the production of components
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH55154A
(en )
1912-07-16
Process for the production of concrete beams with cavities
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH54792A
(en )
1912-06-17
Process for the production of wooden mats