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Application filed by Veikko RahikkafiledCriticalVeikko Rahikka
Priority to FI801489ApriorityCriticalpatent/FI65855C/en
Publication of FI801489ApublicationCriticalpatent/FI801489A/en
Priority to FI834350Aprioritypatent/FI68899C/en
Publication of FI65855BpublicationCriticalpatent/FI65855B/en
Application grantedgrantedCritical
Publication of FI65855CpublicationCriticalpatent/FI65855C/en