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Application filed by Liet Fredericus, Liet Cornelius HendricusfiledCriticalLiet Fredericus
Priority to AT14675ApriorityCriticalpatent/AT332297B/de
Publication of ATA14675ApublicationCriticalpatent/ATA14675A/de
Application grantedgrantedCritical
Publication of AT332297BpublicationCriticalpatent/AT332297B/de