Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456 FR447196A - Procédé de production de nouveaux colorants teignant la laine en nuances violettes à bleues
- Google Patents
FR447196A - Procédé de production de nouveaux colorants teignant la laine en nuances violettes à bleues
- Google Patents
Procédé de production de nouveaux colorants teignant la laine en nuances violettes à bleues
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Farbenfabriken Vorm Friedr Bayer and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Farbenfabriken Vorm Friedr Bayer and CofiledCriticalFarbenfabriken Vorm Friedr Bayer and Co
Application grantedgrantedCritical
Publication of FR447196ApublicationCriticalpatent/FR447196A/fr