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Priority claimed from DE1899118305Dexternal-prioritypatent/DE118305C/de
Application filed by Wilhelm SchmidtfiledCriticalWilhelm Schmidt
Priority to AT5968DpriorityCriticalpatent/AT5968B/de
Application grantedgrantedCritical
Publication of AT5836BpublicationCriticalpatent/AT5836B/de