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Application filed by Teuvo Armas RaassinafiledCriticalTeuvo Armas Raassina
Priority to FI363974ApriorityCriticalpatent/FI57722C/fi
Publication of FI363974ApublicationCriticalpatent/FI363974A/fi
Priority to FI762446Aprioritypatent/FI58293C/fi
Application grantedgrantedCritical
Publication of FI57722BpublicationCriticalpatent/FI57722B/fi
Publication of FI57722CpublicationCriticalpatent/FI57722C/fi