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 Arvi Adolf FabritiusfiledCriticalArvi Adolf Fabritius
Priority to FI990046ApriorityCriticalpatent/FI990046A0/sv
Publication of FI990046A0publicationCriticalpatent/FI990046A0/sv
Priority to FI992382Aprioritypatent/FI19992382A/sv