CH45734A
(en )
1909-12-16
Process for the production of composite structures using single-flange metal beams
CH48552A
(en )
1910-11-01
Process for the production of allophanoic acid antalole ester
CH42842A
(en )
1909-03-01
Process for the production of seamless tramways
CH50659A
(en )
1911-06-16
Process for the production of structural parts
CH41605A
(en )
1908-11-02
Process for the production of alfenide-like metal goods
CH45967A
(en )
1910-01-17
Process for the production of tetrabromocatechol bismuth
CH45063A
(en )
1909-10-01
Process for the production of allophanoic acid antalole ester
CH48553A
(en )
1910-11-01
Process for the production of allophanoic acid antalole ester
AT46647B
(en )
1911-02-25
Process for the production of cementitious binders.
CH44393A
(en )
1909-08-02
Process for the production of aluminum
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH40980A
(en )
1908-09-01
Process for the production of artificial leather
CH45350A
(en )
1909-11-01
Process for the manufacture of T-beams with parallel flanges
CH47150A
(en )
1910-06-01
Process for the production of corrugated iron containers
AT38216B
(en )
1909-08-10
Process for the production of sheet metal grids.
CH45283A
(en )
1909-11-01
Process for the production of handles with thermal insulation coating
CH48045A
(en )
1910-09-01
Process for the production of hollow ceilings
CH43378A
(en )
1909-05-01
Process for the production of accumulator electrodes
CH40993A
(en )
1908-09-01
Process for the production of camphor
CH43768A
(en )
1909-06-16
Process for the production of a relief-like covering of surfaces
CH44225A
(en )
1909-08-02
Process for the production of hydrocyanic acid
CH41567A
(en )
1908-11-02
Process for making durable roof cladding material
CH43474A
(en )
1909-05-17
Process for the production of aluminum nitride
CH42735A
(en )
1909-02-16
Process for the production of weatherproof whitewash
CH44653A
(en )
1909-09-01
Process for the production of hard alcohol