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
Application filed by Rudolph Moll & CofiledCriticalRudolph Moll & Co
Application grantedgrantedCritical
Publication of AT57745BpublicationCriticalpatent/AT57745B/de
Priority to AT64895DpriorityCriticalpatent/AT64895B/de