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 AT9061Dexternal-prioritypatent/AT9061B/de
Application filed by Oesterreichische GasgluehlichtfiledCriticalOesterreichische Gasgluehlicht
Application grantedgrantedCritical
Publication of AT10880BpublicationCriticalpatent/AT10880B/de
