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
Priority claimed from DE1900136684Dexternal-prioritypatent/DE136684C/de
Application filed by Karl HenschelfiledCriticalKarl Henschel
Application grantedgrantedCritical
Publication of AT12399BpublicationCriticalpatent/AT12399B/de