DE132477C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE254567C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE269799C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE245875C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE228876C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE198026C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE280227C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
1900-01-01
DE237680C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE254364C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE275537C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE227780C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
AT53935B
(de )
1912-06-10
Verfahren zur Herstellung von Ätzeffekten auf Küpenfarbstoffen.
DE153518C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE243586C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE92997C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE234058C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE202132C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE254304C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE222511C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE419585C
(de )
1925-10-07
Verfahren zur Darstellung substantiver gruener Azofarbstoffe
DE125575C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE59594C
(de )
Neuerung in dem Verfahren zur Darstellung der fuchsinrothen Azofarbstoffe des Patentes Nr. 54116. (2
DE229672C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
1900-01-01
DE212845C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
DE458538C
(de )
1928-04-13
Verfahren zur Darstellung von Kuepenfarbstoffen