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Priority claimed from AT788773Aexternal-prioritypatent/AT320670B/de
Application filed by M & T International NvfiledCriticalM & T International Nv
Priority to AT147574ApriorityCriticalpatent/AT330466B/de
Publication of ATA147574ApublicationCriticalpatent/ATA147574A/de
Application grantedgrantedCritical
Publication of AT330466BpublicationCriticalpatent/AT330466B/de