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 AT836272Aexternal-prioritypatent/AT328377B/en
Application filed by Fmc CorpfiledCriticalFmc Corp
Priority to AT411674ApriorityCriticalpatent/AT345748B/en
Publication of ATA411674ApublicationCriticalpatent/ATA411674A/en
Application grantedgrantedCritical
Publication of AT345748BpublicationCriticalpatent/AT345748B/en