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经营范围
发明名称
MAGNETIC HEAD AND PRODUCTION OF THE SAME
摘要
申请公布号
JPS53123913(A)
申请公布日期
1978.10.28
申请号
JP19770039243
申请日期
1977.04.05
申请人
OLYMPUS OPTICAL CO
发明人
TSUDA HISATSUNE
分类号
G11B5/127;G11B5/133;G11B5/193;G11B5/23;G11B5/235
主分类号
G11B5/127
代理机构
代理人
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地址
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