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 Rhone-Poulenc IndustriesfiledCriticalRhone-Poulenc Industries
Publication of DK403475ApublicationCriticalpatent/DK403475A/da
Publication of DK134152BpublicationCriticalpatent/DK134152B/da
Application grantedgrantedCritical
Publication of DK134152CpublicationCriticalpatent/DK134152C/da