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Filing date
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Application filed by Gd SpafiledCriticalGd Spa
Priority to IT00360790ApriorityCriticalpatent/IT1246845B/it
Publication of IT9003607A0publicationCriticalpatent/IT9003607A0/it
Priority to US07/575,778prioritypatent/US5139387A/en
Priority to GB9019209Aprioritypatent/GB2235679B/en
Priority to BR909004381Aprioritypatent/BR9004381A/pt
Priority to JP2233468Aprioritypatent/JPH03166121A/ja
Priority to DE4028150Aprioritypatent/DE4028150C2/de
Publication of IT9003607A1publicationCriticalpatent/IT9003607A1/it
Priority to US07/909,500prioritypatent/US5238355A/en
Application grantedgrantedCritical
Publication of IT1246845BpublicationCriticalpatent/IT1246845B/it
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