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Application filed by Hadinger Helmut IngfiledCriticalHadinger Helmut Ing
Priority to AT175998ApriorityCriticalpatent/AT407561B/de
Publication of ATA175998ApublicationCriticalpatent/ATA175998A/de
Application grantedgrantedCritical
Publication of AT407561BpublicationCriticalpatent/AT407561B/de