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Filing date
Publication date
Application filed by Esa KauppinenfiledCriticalEsa Kauppinen
Priority to FI930442UpriorityCriticalpatent/FI1078U1/fi
Publication of FIU930442U0publicationCriticalpatent/FIU930442U0/fi
Application grantedgrantedCritical
Publication of FI1078U1publicationCriticalpatent/FI1078U1/fi
Priority to CA002131076Aprioritypatent/CA2131076A1/en