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Application filed by Ernst GschwindfiledCriticalErnst Gschwind
Priority to AT129096ApriorityCriticalpatent/AT406008B/de
Publication of ATA129096ApublicationCriticalpatent/ATA129096A/de
Application grantedgrantedCritical
Publication of AT406008BpublicationCriticalpatent/AT406008B/de