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Priority claimed from CH429174Aexternal-prioritypatent/CH592139A5/xx
Priority claimed from AT193175Aexternal-prioritypatent/AT338200B/de
Application filed by Mueller HansfiledCriticalMueller Hans
Priority to AT286976ApriorityCriticalpatent/AT341982B/de
Publication of ATA286976ApublicationCriticalpatent/ATA286976A/de
Application grantedgrantedCritical
Publication of AT341982BpublicationCriticalpatent/AT341982B/de