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Application filed by Esko SavolainenfiledCriticalEsko Savolainen
Priority to FI971939ApriorityCriticalpatent/FI104058B1/en
Publication of FI971939A0publicationCriticalpatent/FI971939A0/en
Publication of FI971939ApublicationCriticalpatent/FI971939A/en
Application grantedgrantedCritical
Publication of FI104058BpublicationCriticalpatent/FI104058B/en
Publication of FI104058B1publicationCriticalpatent/FI104058B1/en