CH51608A
(en )
1911-09-01
Process for the production of artificial stone
CH40980A
(en )
1908-09-01
Process for the production of artificial leather
CH42449A
(en )
1909-02-01
Process for the production of an artificial stone
AT23590B
(en )
1906-03-26
Process for the production of artificial stones.
CH43182A
(en )
1909-06-01
Process for the manufacture of filter crucibles
CH41251A
(en )
1908-10-01
Process for the production of permanent roofing felt
CH42842A
(en )
1909-03-01
Process for the production of seamless tramways
CH43322A
(en )
1909-04-16
Process for the production of artificial leather
CH44808A
(en )
1909-09-16
Process for the production of textile fibers
CH44831A
(en )
1909-09-16
Process for the purification of electrochemically produced chlorates
CH45967A
(en )
1910-01-17
Process for the production of tetrabromocatechol bismuth
CH40993A
(en )
1908-09-01
Process for the production of camphor
AT46647B
(en )
1911-02-25
Process for the production of cementitious binders.
CH46175A
(en )
1910-02-01
Process for the manufacture of footwear
CH45640A
(en )
1909-12-01
Process for the production of water glass paints
CH47517A
(en )
1910-07-01
Process for the representation of tribromoindigo
CH41717A
(en )
1908-11-16
Process for the representation of tribromoindigo
CH45323A
(en )
1909-11-01
Process for the representation of tribromoindigo
CH48419A
(en )
1910-10-17
Process for the representation of tribromoindigo
CH40999A
(en )
1908-09-16
Process for the representation of tribromoindigo
CH43378A
(en )
1909-05-01
Process for the production of accumulator electrodes
AT41185B
(en )
1910-02-25
Process for the production of artificial marble.
CH43475A
(en )
1909-05-17
Process for the production of slowly burning flares
CH44653A
(en )
1909-09-01
Process for the production of hard alcohol
CH57227A
(en )
1912-12-16
Process for the production of artificial stones