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 A NielsenfiledCriticalA Nielsen
Priority to DK172977ApriorityCriticalpatent/DK140614B/da
Publication of DK172977ApublicationCriticalpatent/DK172977A/da
Publication of DK140614BpublicationCriticalpatent/DK140614B/da
Application grantedgrantedCritical
Publication of DK140614CpublicationCriticalpatent/DK140614C/da
