Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by Gd SpafiledCriticalGd Spa
Priority to ITBO20070070priorityCriticalpatent/ITBO20070070A1/it
Priority to EP20070107773prioritypatent/EP1854724B1/en
Priority to CN2007101011910Aprioritypatent/CN101070101B/zh
Publication of ITBO20070070A1publicationCriticalpatent/ITBO20070070A1/it