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 US06/465,931external-prioritypatent/US4427599A/en
Application filed by Stauffer Chemical CofiledCriticalStauffer Chemical Co
Application grantedgrantedCritical
Publication of ATE19780T1publicationCriticalpatent/ATE19780T1/en