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摘要
申请公布号
DE2223243(B2)
申请公布日期
1979.09.20
申请号
DE19722223243
申请日期
1972.05.12
申请人
PIONEER ELECTRONIC CORP., TOKIO
发明人
ANDO, SHIZUO, TOKIO
分类号
H04M11/10;G11B5/027;G11B31/00;H04M1/656;(IPC1-7):H04M1/64
主分类号
H04M11/10
代理机构
代理人
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