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Application filed by MiettinenfiledCriticalMiettinen
Priority to FI335670ApriorityCriticalpatent/FI47943C/sv
Priority to NO4581/71Aprioritypatent/NO131264C/no
Priority to SE7115914Aprioritypatent/SE393715B/sv
Application grantedgrantedCritical
Publication of FI47943BpublicationCriticalpatent/FI47943B/fi
Publication of FI47943CpublicationCriticalpatent/FI47943C/sv