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公开(公告)号：EP2570847A4
公开(公告)日：2014-01-22
申请号：EP11780341
申请日：2011-04-14
Applicant: PANASONIC CORP
Inventor： HIRANO KOICHI , NAKAGAWA MASAMI , NAKATANI SEIICHI
CPC classification number: G09F9/372 , G02F1/167 , G02F2001/1676 , G02F2201/18 , G09F9/301 , G09F15/0075
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