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Application filed by Kari Tapani Jokela, Ari LukkarinenfiledCriticalKari Tapani Jokela
Priority to FI882764ApriorityCriticalpatent/FI882764A/en
Publication of FI882764A0publicationCriticalpatent/FI882764A0/en
Publication of FI882764ApublicationCriticalpatent/FI882764A/en