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 Karel HrdlickafiledCriticalKarel Hrdlicka
Application grantedgrantedCritical
Publication of AT27216BpublicationCriticalpatent/AT27216B/de