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发明名称
VOICE AMPLIFIER
摘要
申请公布号
JPH09102997(A)
申请公布日期
1997.04.15
申请号
JP19950260112
申请日期
1995.10.06
申请人
OKI ELECTRIC IND CO LTD
发明人
SAKAIDA YOSUKE
分类号
H04R3/02;H04M1/60;(IPC1-7):H04R3/02
主分类号
H04R3/02
代理机构
代理人
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地址
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