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 Vilho Ilmari Moenkkoenen, Timo Juhani SyrjaefiledCriticalVilho Ilmari Moenkkoenen
Priority to FI853260ApriorityCriticalpatent/FI75902C/en
Publication of FI853260A0publicationCriticalpatent/FI853260A0/en
Publication of FI853260LpublicationCriticalpatent/FI853260L/en
Application grantedgrantedCritical
Publication of FI75902BpublicationCriticalpatent/FI75902B/en
Publication of FI75902CpublicationCriticalpatent/FI75902C/en