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经营范围
发明名称
BRUSHLESS DC MOTOR AND DRIVING CIRCUIT
摘要
申请公布号
AU498829(B2)
申请公布日期
1979.03.29
申请号
AU19740074713
申请日期
1974.10.25
申请人
SONY CORP.
发明人
Y. MACHIDA
分类号
H02P6/18;(IPC1-7):H02K29/02;H03K17/56;H03K17/64
主分类号
H02P6/18
代理机构
代理人
主权项
地址
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