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Publication date
Priority claimed from AT963871Aexternal-prioritypatent/AT321937B/de
Application filed by Kendall & CofiledCriticalKendall & Co
Priority to AT212374ApriorityCriticalpatent/AT330200B/de
Publication of ATA212374ApublicationCriticalpatent/ATA212374A/de
Application grantedgrantedCritical
Publication of AT330200BpublicationCriticalpatent/AT330200B/de