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 John JohansenfiledCriticalJohn Johansen
Priority to NO854153ApriorityCriticalpatent/NO158513C/no
Publication of NO854153LpublicationCriticalpatent/NO854153L/no
Publication of NO158513BpublicationCriticalpatent/NO158513B/no
Publication of NO158513CpublicationCriticalpatent/NO158513C/no