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 Ottosson & Co BrdrfiledCriticalOttosson & Co Brdr
Priority to NO218972ApriorityCriticalpatent/NO135127C/no
Publication of NO135127BpublicationCriticalpatent/NO135127B/no
Publication of NO135127CpublicationCriticalpatent/NO135127C/no