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Filing date
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Application filed by Rautahammas OyfiledCriticalRautahammas Oy
Priority to FI780543ApriorityCriticalpatent/FI55613C/fi
Priority to DE19797904543prioritypatent/DE7904543U1/de
Application grantedgrantedCritical
Publication of FI55613BpublicationCriticalpatent/FI55613B/fi
Publication of FI55613CpublicationCriticalpatent/FI55613C/fi