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经营范围
发明名称
BRUSHLESS DC MOTOR
摘要
申请公布号
JPS525417(A)
申请公布日期
1977.01.17
申请号
JP19750082217
申请日期
1975.07.03
申请人
SONY CORP
发明人
UTSUKA MITSUO;MURAYAMA MASAMI;TAMAGAWA HIROYUKI
分类号
H02P6/20;H02P1/16;H02P6/10;H02P7/28
主分类号
H02P6/20
代理机构
代理人
主权项
地址
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