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经营范围
发明名称
TOROIDAL COIL
摘要
申请公布号
JPS5251566(A)
申请公布日期
1977.04.25
申请号
JP19750127442
申请日期
1975.10.24
申请人
HITACHI LTD
发明人
SAITOU TATSUO
分类号
H01F17/06;H01F7/18
主分类号
H01F17/06
代理机构
代理人
主权项
地址
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