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 US06/474,216external-prioritypatent/US4495107A/en
Application filed by Fmc CorpfiledCriticalFmc Corp
Priority to IN541/DEL/86ApriorityCriticalpatent/IN164530B/en
Publication of IN164530BpublicationCriticalpatent/IN164530B/en