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Application filed by Evsei Moiseevich MogilevskyfiledCriticalEvsei Moiseevich Mogilevsky
Priority to FI751686ApriorityCriticalpatent/FI60891C/fi
Publication of FI751686A7publicationCriticalpatent/FI751686A7/fi
Publication of FI60891BpublicationCriticalpatent/FI60891B/fi
Application grantedgrantedCritical
Publication of FI60891CpublicationCriticalpatent/FI60891C/fi