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Priority claimed from CH844676Aexternal-prioritypatent/CH612789A5/xx
Application filed by Maillefer SafiledCriticalMaillefer Sa
Priority to AT17280ApriorityCriticalpatent/AT364400B/de
Publication of ATA17280ApublicationCriticalpatent/ATA17280A/de
Application grantedgrantedCritical
Publication of AT364400BpublicationCriticalpatent/AT364400B/de