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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Application filed by Beecham Group LtdfiledCriticalBeecham Group Ltd
Priority to AT807969ApriorityCriticalpatent/AT316740B/de
Priority claimed from GB40319/68Aexternal-prioritypatent/GB1241844A/en
Application grantedgrantedCritical
Publication of AT316740BpublicationCriticalpatent/AT316740B/de