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 GB45124/75Aexternal-prioritypatent/GB1568962A/en
Priority claimed from AT800976Aexternal-prioritypatent/AT356813B/de
Application filed by Beecham Group LtdfiledCriticalBeecham Group Ltd
Priority to AT285978ApriorityCriticalpatent/AT350725B/de
Publication of ATA285978ApublicationCriticalpatent/ATA285978A/de
Application grantedgrantedCritical
Publication of AT350725BpublicationCriticalpatent/AT350725B/de