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发明名称
摘要
申请公布号
JPS6041920(B2)
申请公布日期
1985.09.19
申请号
JP19770074451
申请日期
1977.06.24
申请人
PIONEER ELECTRONIC CORP
发明人
OKADA KENZO;TAKAGI KAZUNORI
分类号
H04R9/04;H04R7/02;H04R7/04;H04R9/02;H04R9/06
主分类号
H04R9/04
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