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.)
Filing date
Publication date
Application filed by Gustav WeidmanfiledCriticalGustav Weidman
Priority to AT12472DpriorityCriticalpatent/AT12472B/de
Application grantedgrantedCritical
Publication of AT12472BpublicationCriticalpatent/AT12472B/de
