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经营范围
发明名称
HALL DEVICE
摘要
申请公布号
JPH0311679(A)
申请公布日期
1991.01.18
申请号
JP19890144023
申请日期
1989.06.08
申请人
MITSUBISHI PETROCHEM CO LTD;NAKAMURA TETSUO
发明人
NAKAMURA TETSUO;KIKUCHI SATOSHI
分类号
G01R33/07;G01R33/06;H01L43/06
主分类号
G01R33/07
代理机构
代理人
主权项
地址
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