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Application filed by Jorma KurppafiledCriticalJorma Kurppa
Priority to FI955901ApriorityCriticalpatent/FI102953B1/en
Publication of FI955901A0publicationCriticalpatent/FI955901A0/en
Publication of FI955901ApublicationCriticalpatent/FI955901A/en
Application grantedgrantedCritical
Publication of FI102953BpublicationCriticalpatent/FI102953B/en
Publication of FI102953B1publicationCriticalpatent/FI102953B1/en