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Application filed by Matti KuokkafiledCriticalMatti Kuokka
Priority to FI762993ApriorityCriticalpatent/FI54754C/en
Publication of FI762993ApublicationCriticalpatent/FI762993A/en
Publication of FI54754BpublicationCriticalpatent/FI54754B/en
Application grantedgrantedCritical
Publication of FI54754CpublicationCriticalpatent/FI54754C/en