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Application filed by Betemi OyfiledCriticalBetemi Oy
Priority to FI864828ApriorityCriticalpatent/FI76614C/en
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Publication of FI864828ApublicationCriticalpatent/FI864828A/en
Application grantedgrantedCritical
Publication of FI76614BpublicationCriticalpatent/FI76614B/en
Publication of FI76614CpublicationCriticalpatent/FI76614C/en