CH43182A
(en )
1909-06-01
Process for the manufacture of filter crucibles
CH49431A
(en )
1911-02-01
Process for the production of asbestos filters
CH46175A
(en )
1910-02-01
Process for the manufacture of footwear
CH45967A
(en )
1910-01-17
Process for the production of tetrabromocatechol bismuth
CH44434A
(en )
1909-08-02
Process for the preparation of tribromoacetylsalicylic acid
CH45108A
(en )
1909-10-16
Process for the production of picture frames
CH41356A
(en )
1908-10-16
Process for the preparation of isobornyl formate
CH40992A
(en )
1908-09-01
Process for the preparation of isobornyl acetate
CH51422A
(en )
1911-09-01
Process for the production of over-spun buttons
AT43577B
(en )
1910-08-10
Process for the preparation of β-naphtindoxyl.
AT57871B
(en )
1913-02-25
Process for the preparation of chlorotribomoindigo.
CH48552A
(en )
1910-11-01
Process for the production of allophanoic acid antalole ester
CH43864A
(en )
1909-06-16
Process for manufacturing components
CH44653A
(en )
1909-09-01
Process for the production of hard alcohol
CH45325A
(en )
1909-11-16
Process for the production of photographic recording material
CH45307A
(en )
1909-11-01
Process for the manufacture of shoe caps
CH50536A
(en )
1911-06-01
Process for the manufacture of filters
AT46647B
(en )
1911-02-25
Process for the production of cementitious binders.
CH40993A
(en )
1908-09-01
Process for the production of camphor
CH44994A
(en )
1909-10-01
Process for making low-coffee coffee
AT57774B
(en )
1913-02-25
Process for the production of filter discs.
CH40980A
(en )
1908-09-01
Process for the production of artificial leather
CH44288A
(en )
1909-07-16
Process for the preparation of α-iodoisovalerianylurea
CH44757A
(en )
1909-09-01
Process for the preparation of α-iodoisovalerianylurea
CH41264A
(en )
1908-10-01
Process for the preparation of CC-Diaethyliminobarbituräure