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Priority claimed from DE1902135240Dexternal-prioritypatent/DE135240C/de
Application filed by Oscar MarthfiledCriticalOscar Marth
Priority to AT12871DpriorityCriticalpatent/AT12871B/de
Application grantedgrantedCritical
Publication of AT12871BpublicationCriticalpatent/AT12871B/de