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 US06/682,735external-prioritypatent/US4673479A/en
Application filed by Dow Chemical CofiledCriticalDow Chemical Co
Publication of DK383886ApublicationCriticalpatent/DK383886A/en
Publication of DK383886D0publicationCriticalpatent/DK383886D0/en