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.)
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Priority claimed from AT504873Aexternal-prioritypatent/AT340069B/en
Application filed by PfizerfiledCriticalPfizer
Priority to AT786274ApriorityCriticalpatent/AT331261B/en
Publication of ATA786274ApublicationCriticalpatent/ATA786274A/en
Application grantedgrantedCritical
Publication of AT331261BpublicationCriticalpatent/AT331261B/en