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Priority claimed from GB12034/75Aexternal-prioritypatent/GB1529852A/en
Application filed by LabazfiledCriticalLabaz
Priority claimed from AT195678Aexternal-prioritypatent/AT353271B/de
Application grantedgrantedCritical
Publication of AT354659BpublicationCriticalpatent/AT354659B/de
Publication of ATA42678ApublicationCriticalpatent/ATA42678A/de