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Publication date
Priority claimed from FI940160Uexternal-prioritypatent/FI1387U1/en
Application filed by Martti HeikkilaefiledCriticalMartti Heikkilae
Priority to FI950919ApriorityCriticalpatent/FI950919A/en
Publication of FI950919A0publicationCriticalpatent/FI950919A0/en
Publication of FI950919ApublicationCriticalpatent/FI950919A/en