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 Edvin Johannes HanssonfiledCriticalEdvin Johannes Hansson
Priority to SE8305848ApriorityCriticalpatent/SE8305848D0/sv
Publication of SE8305848D0publicationCriticalpatent/SE8305848D0/sv