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
Priority claimed from NL8701502Aexternal-prioritypatent/NL8701502A/nl
Priority claimed from NL8702271Aexternal-prioritypatent/NL8702271A/nl
Application filed by Dsm NvfiledCriticalDsm Nv
Application grantedgrantedCritical
Publication of ATE76418T1publicationCriticalpatent/ATE76418T1/de