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Application filed by Трест "Криворожстроймеханизация"filedCriticalТрест "Криворожстроймеханизация"
Priority to SU1997301ApriorityCriticalpatent/SU500168A2/ru
Application grantedgrantedCritical
Publication of SU500168A2publicationCriticalpatent/SU500168A2/ru