Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Priority claimed from AT326180Aexternal-prioritypatent/AT370597B/de
Application filed by Gottschalk & CofiledCriticalGottschalk & Co
Priority to AT56082ApriorityCriticalpatent/ATA56082A/de
Publication of ATA56082ApublicationCriticalpatent/ATA56082A/de