CH46039A
(en )
1910-01-17
Process for the production of artificial cryolite from fluorspar
CH40980A
(en )
1908-09-01
Process for the production of artificial leather
CH45108A
(en )
1909-10-16
Process for the production of picture frames
CH40993A
(en )
1908-09-01
Process for the production of camphor
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
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH44434A
(en )
1909-08-02
Process for the preparation of tribromoacetylsalicylic acid
CH45967A
(en )
1910-01-17
Process for the production of tetrabromocatechol bismuth
CH46175A
(en )
1910-02-01
Process for the manufacture of footwear
CH40642A
(en )
1908-08-01
Process for making soap
CH43378A
(en )
1909-05-01
Process for the production of accumulator electrodes
CH45307A
(en )
1909-11-01
Process for the manufacture of shoe caps
CH43182A
(en )
1909-06-01
Process for the manufacture of filter crucibles
CH48553A
(en )
1910-11-01
Process for the production of allophanoic acid antalole ester
CH45063A
(en )
1909-10-01
Process for the production of allophanoic acid antalole ester
CH43322A
(en )
1909-04-16
Process for the production of artificial leather
AT41185B
(en )
1910-02-25
Process for the production of artificial marble.
CH44653A
(en )
1909-09-01
Process for the production of hard alcohol
CH45474A
(en )
1909-11-16
Method for the manufacture of woven hats
CH43864A
(en )
1909-06-16
Process for manufacturing components
CH42449A
(en )
1909-02-01
Process for the production of an artificial stone
CH44225A
(en )
1909-08-02
Process for the production of hydrocyanic acid
CH43299A
(en )
1909-04-16
Process for the manufacture of horsehair brushes
CH42735A
(en )
1909-02-16
Process for the production of weatherproof whitewash