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Application filed by Kalevi HautakangasfiledCriticalKalevi Hautakangas
Priority to FI961248ApriorityCriticalpatent/FI104703B/sv
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Publication of FI961248ApublicationCriticalpatent/FI961248A/sv
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Publication of FI104703BpublicationCriticalpatent/FI104703B/sv