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Application filed by Markku Juhani VanhalafiledCriticalMarkku Juhani Vanhala
Priority to FI872024ApriorityCriticalpatent/FI78388C/sv
Publication of FI872024A0publicationCriticalpatent/FI872024A0/fi
Publication of FI872024ApublicationCriticalpatent/FI872024A/fi
Application grantedgrantedCritical
Publication of FI78388BpublicationCriticalpatent/FI78388B/fi
Publication of FI78388CpublicationCriticalpatent/FI78388C/sv