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 Heikki PeltolafiledCriticalHeikki Peltola
Priority to FI882568ApriorityCriticalpatent/FI882568A/en
Publication of FI882568A0publicationCriticalpatent/FI882568A0/en
Publication of FI882568ApublicationCriticalpatent/FI882568A/en