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Application filed by Fritschi ApparatebaufiledCriticalFritschi Apparatebau
Priority to AT120096ApriorityCriticalpatent/AT404903B/de
Publication of ATA120096ApublicationCriticalpatent/ATA120096A/de
Application grantedgrantedCritical
Publication of AT404903BpublicationCriticalpatent/AT404903B/de