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Application filed by Jannach HelmutfiledCriticalJannach Helmut
Priority to AT800995ApriorityCriticalpatent/AT401659B/de
Publication of ATA800995ApublicationCriticalpatent/ATA800995A/de
Application grantedgrantedCritical
Publication of AT401659BpublicationCriticalpatent/AT401659B/de