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发明名称
ROTARY HEAD DRUM FOR A VIDEO TAPE RECORDER
摘要
申请公布号
EP0393706(A3)
申请公布日期
1991.08.14
申请号
EP19900107543
申请日期
1990.04.20
申请人
SONY CORPORATION
发明人
KAWADA, HIDEAKI;SUGIYAMA, YOSHIAKI;KANAGUCHI, MASAHIRO
分类号
G11B5/52;G11B5/02;G11B5/53;G11B15/61;G11B25/06;G11B33/12;(IPC1-7):G11B5/53
主分类号
G11B5/52
代理机构
代理人
主权项
地址
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PHOTOGRAPHIC ANTISTATIC COMPOSITIONS AND ELEMENTS COATED THEREWITH