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 Salamon S Krausz, Sigmund MartonfiledCriticalSalamon S Krausz
Application grantedgrantedCritical
Publication of AT1225BpublicationCriticalpatent/AT1225B/de