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 Albert Knudsen BeyerfiledCriticalAlbert Knudsen Beyer
Priority to DK328047ApriorityCriticalpatent/DK72548C/da
Application grantedgrantedCritical
Publication of DK72548CpublicationCriticalpatent/DK72548C/da