CH47150A
(en )
1910-06-01
Process for the production of corrugated iron containers
CH42842A
(en )
1909-03-01
Process for the production of seamless tramways
CH41605A
(en )
1908-11-02
Process for the production of alfenide-like metal goods
CH48552A
(en )
1910-11-01
Process for the production of allophanoic acid antalole ester
CH44584A
(en )
1909-09-01
Process for the production of insulating pipes
CH45967A
(en )
1910-01-17
Process for the production of tetrabromocatechol bismuth
CH43589A
(en )
1909-05-17
Process for the production of wood briquettes
CH43474A
(en )
1909-05-17
Process for the production of aluminum nitride
CH44393A
(en )
1909-08-02
Process for the production of aluminum
CH42216A
(en )
1909-01-02
Process for the production of vessels without a seam
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
CH50659A
(en )
1911-06-16
Process for the production of structural parts
CH43486A
(en )
1909-05-17
Process for the production of printing plates
CH44653A
(en )
1909-09-01
Process for the production of hard alcohol
CH40642A
(en )
1908-08-01
Process for making soap
CH41356A
(en )
1908-10-16
Process for the preparation of isobornyl formate
CH45640A
(en )
1909-12-01
Process for the production of water glass paints
CH46175A
(en )
1910-02-01
Process for the manufacture of footwear
CH40993A
(en )
1908-09-01
Process for the production of camphor
CH44225A
(en )
1909-08-02
Process for the production of hydrocyanic acid
AT46647B
(en )
1911-02-25
Process for the production of cementitious binders.
AT43577B
(en )
1910-08-10
Process for the preparation of β-naphtindoxyl.
AT57871B
(en )
1913-02-25
Process for the preparation of chlorotribomoindigo.
CH44434A
(en )
1909-08-02
Process for the preparation of tribromoacetylsalicylic acid