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发明名称
METHOD OF CONNECTING ACOUSTIC DEVICE
摘要
申请公布号
JPS54139448(A)
申请公布日期
1979.10.29
申请号
JP19780047324
申请日期
1978.04.21
申请人
KOGA MASAO
发明人
KOGA MASAO
分类号
H03F3/181;G10K15/04;G11B5/027;G11B20/02
主分类号
H03F3/181
代理机构
代理人
主权项
地址
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