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Application filed by Toijala Works OyfiledCriticalToijala Works Oy
Priority to FI912227ApriorityCriticalpatent/FI86813C/fi
Publication of FI912227A0publicationCriticalpatent/FI912227A0/fi
Application grantedgrantedCritical
Publication of FI912227ApublicationCriticalpatent/FI912227A/fi
Publication of FI86813BpublicationCriticalpatent/FI86813B/fi
Publication of FI86813CpublicationCriticalpatent/FI86813C/fi