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Application filed by Roto Frank EisenwarenfiledCriticalRoto Frank Eisenwaren
Priority to AT127598ApriorityCriticalpatent/AT406402B/de
Publication of ATA127598ApublicationCriticalpatent/ATA127598A/de
Application grantedgrantedCritical
Publication of AT406402BpublicationCriticalpatent/AT406402B/de