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Application filed by Rakennustempo OyfiledCriticalRakennustempo Oy
Priority to FI874598ApriorityCriticalpatent/FI79775C/en
Publication of FI874598A0publicationCriticalpatent/FI874598A0/en
Publication of FI874598ApublicationCriticalpatent/FI874598A/en
Publication of FI79775BpublicationCriticalpatent/FI79775B/en
Application grantedgrantedCritical
Publication of FI79775CpublicationCriticalpatent/FI79775C/en
Priority to US07/685,980prioritypatent/US5092113A/en