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 Martin Johannes FagerholmfiledCriticalMartin Johannes Fagerholm
Priority to FI972397ApriorityCriticalpatent/FI972397L/en
Publication of FI972397A0publicationCriticalpatent/FI972397A0/en
Publication of FI972397LpublicationCriticalpatent/FI972397L/en