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Application filed by Blaha Friedrich Mag IngfiledCriticalBlaha Friedrich Mag Ing
Priority to AT83996ApriorityCriticalpatent/AT406235B/de
Publication of ATA83996ApublicationCriticalpatent/ATA83996A/de
Application grantedgrantedCritical
Publication of AT406235BpublicationCriticalpatent/AT406235B/de