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Application filed by Ojala Aarre ArmasfiledCriticalOjala Aarre Armas
Priority to FI17570ApriorityCriticalpatent/FI45429C/fi
Publication of FI45429BpublicationCriticalpatent/FI45429B/fi
Application grantedgrantedCritical
Publication of FI45429CpublicationCriticalpatent/FI45429C/fi