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 K E Damisch FafiledCriticalK E Damisch Fa
Application grantedgrantedCritical
Publication of AT180489BpublicationCriticalpatent/AT180489B/de