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Application filed by Pierre JouaninfiledCriticalPierre Jouanin
Priority to FI860560ApriorityCriticalpatent/FI81486C/en
Publication of FI860560A0publicationCriticalpatent/FI860560A0/en
Publication of FI860560ApublicationCriticalpatent/FI860560A/en
Publication of FI81486BpublicationCriticalpatent/FI81486B/en
Application grantedgrantedCritical
Publication of FI81486CpublicationCriticalpatent/FI81486C/en