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 Heinz HonneffiledCriticalHeinz Honnef
Application grantedgrantedCritical
Publication of DK57353CpublicationCriticalpatent/DK57353C/en