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Application filed by Sulo Paavo Johannes KeinaenenfiledCriticalSulo Paavo Johannes Keinaenen
Priority to FI188160ApriorityCriticalpatent/FI40070C/fi
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Publication of FI40070BpublicationCriticalpatent/FI40070B/fi
Publication of FI40070CpublicationCriticalpatent/FI40070C/fi