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Application filed by Joel AholainenfiledCriticalJoel Aholainen
Priority to FI872948ApriorityCriticalpatent/FI80980C/fi
Publication of FI872948A0publicationCriticalpatent/FI872948A0/fi
Publication of FI872948ApublicationCriticalpatent/FI872948A/fi
Application grantedgrantedCritical
Publication of FI80980BpublicationCriticalpatent/FI80980B/fi
Publication of FI80980CpublicationCriticalpatent/FI80980C/fi