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 B C KristensenfiledCriticalB C Kristensen
Priority to DK549374ApriorityCriticalpatent/DK135938B/da
Publication of DK549374ApublicationCriticalpatent/DK549374A/da
Publication of DK135938BpublicationCriticalpatent/DK135938B/da
Application grantedgrantedCritical
Publication of DK135938CpublicationCriticalpatent/DK135938C/da