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经营范围
发明名称
BONE TRANSMISSION TYPE MICROPHONE
摘要
申请公布号
JPH0865781(A)
申请公布日期
1996.03.08
申请号
JP19940222532
申请日期
1994.08.23
申请人
DATSUDO JAPAN:KK;YASHIMA DENKI KK
发明人
SAKURAI KAZUO;KAWAI OSAMU
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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