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Priority claimed from GB1820074Aexternal-prioritypatent/GB1471446A/en
Application filed by Ciba Geigy AgfiledCriticalCiba Geigy Ag
Priority to AT328876ApriorityCriticalpatent/AT344740B/de
Publication of ATA328876ApublicationCriticalpatent/ATA328876A/de
Application grantedgrantedCritical
Publication of AT344740BpublicationCriticalpatent/AT344740B/de