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Application filed by Fischer Kuehler MetallfiledCriticalFischer Kuehler Metall
Priority to AT772976ApriorityCriticalpatent/AT341706B/de
Publication of ATA772976ApublicationCriticalpatent/ATA772976A/de
Application grantedgrantedCritical
Publication of AT341706BpublicationCriticalpatent/AT341706B/de