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 Teuvo HeinofiledCriticalTeuvo Heino
Priority to FI904270ApriorityCriticalpatent/FI904270A7/en
Publication of FI904270A0publicationCriticalpatent/FI904270A0/en
Publication of FI904270A7publicationCriticalpatent/FI904270A7/en