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 Harald Christensen KjaergaardfiledCriticalHarald Christensen Kjaergaard
Priority to DK306047ApriorityCriticalpatent/DK71915C/da
Application grantedgrantedCritical
Publication of DK71915CpublicationCriticalpatent/DK71915C/da