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发明名称
OUTPUT DISPLAY DEVICE FOR EXTERNAL AUDITORY MEATUS BONE CONDUCTION MICROPHONE
摘要
申请公布号
JPH05236581(A)
申请公布日期
1993.09.10
申请号
JP19920073170
申请日期
1992.02.25
申请人
MOTOI KATSUO
发明人
MOTOI KATSUO
分类号
H04R1/00;(IPC1-7):H04R1/00
主分类号
H04R1/00
代理机构
代理人
主权项
地址
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