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 US07/736,195external-prioritypatent/US5147450A/en
Application filed by Dow Chemical CofiledCriticalDow Chemical Co
Publication of NO931113D0publicationCriticalpatent/NO931113D0/en
Publication of NO931113LpublicationCriticalpatent/NO931113L/en