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Application filed by Veli NiemelaeinenfiledCriticalVeli Niemelaeinen
Priority to FI882479ApriorityCriticalpatent/FI80232C/en
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Publication of FI882479ApublicationCriticalpatent/FI882479A/en
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Publication of FI80232BpublicationCriticalpatent/FI80232B/en
Publication of FI80232CpublicationCriticalpatent/FI80232C/en