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Application filed by Szekely Istvan FerencfiledCriticalSzekely Istvan Ferenc
Priority to RO97750ApriorityCriticalpatent/RO80643B1/ro
Publication of RO80643A2publicationCriticalpatent/RO80643A2/fr
Publication of RO80643B1publicationCriticalpatent/RO80643B1/ro