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 Olaf Narten SkallefiledCriticalOlaf Narten Skalle
Priority to NO780680ApriorityCriticalpatent/NO141222C/en
Publication of NO780680LpublicationCriticalpatent/NO780680L/en
Publication of NO141222BpublicationCriticalpatent/NO141222B/en
Publication of NO141222CpublicationCriticalpatent/NO141222C/en