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Application filed by Joukion Metalli OyfiledCriticalJoukion Metalli Oy
Priority to FI871050ApriorityCriticalpatent/FI79011C/fi
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Publication of FI871050A7publicationCriticalpatent/FI871050A7/fi
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Publication of FI79011CpublicationCriticalpatent/FI79011C/fi