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 Gunnar BjertnaesfiledCriticalGunnar Bjertnaes
Priority to NO831292ApriorityCriticalpatent/NO154482C/no
Priority to CA000450055Aprioritypatent/CA1222264A/en
Publication of NO831292LpublicationCriticalpatent/NO831292L/no
Publication of NO154482BpublicationCriticalpatent/NO154482B/no
Publication of NO154482CpublicationCriticalpatent/NO154482C/no