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Application filed by Jorma Punju, Tapani MaeenpaeaefiledCriticalJorma Punju
Priority to FI910813ApriorityCriticalpatent/FI88521C/fi
Publication of FI910813A0publicationCriticalpatent/FI910813A0/fi
Publication of FI910813ApublicationCriticalpatent/FI910813A/fi
Application grantedgrantedCritical
Publication of FI88521BpublicationCriticalpatent/FI88521B/fi
Publication of FI88521CpublicationCriticalpatent/FI88521C/fi