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Priority claimed from CH693878Aexternal-prioritypatent/CH635526A5/en
Application filed by Ciba GeigyfiledCriticalCiba Geigy
Publication of IT7923838A0publicationCriticalpatent/IT7923838A0/en
Application grantedgrantedCritical
Publication of IT1165112BpublicationCriticalpatent/IT1165112B/en