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发明名称
摘要
申请公布号
FR2280906(B1)
申请公布日期
1981.10.09
申请号
FR19750023680
申请日期
1975.07.29
申请人
SONY CORP
发明人
分类号
G01R33/02;G01D5/14;G01D5/16;G01D5/18;G01R33/07;G01R33/09;G11B15/43;H02K29/08;(IPC1-7):G01R33/06;G01B7/30
主分类号
G01R33/02
代理机构
代理人
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