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Application filed by Andrzej Tomasz IwanickifiledCriticalAndrzej Tomasz Iwanicki
Priority to FI803001ApriorityCriticalpatent/FI66228C/fi
Publication of FI803001A7publicationCriticalpatent/FI803001A7/fi
Application grantedgrantedCritical
Publication of FI66228BpublicationCriticalpatent/FI66228B/fi
Publication of FI66228CpublicationCriticalpatent/FI66228C/fi