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发明名称
EXTERNAL AUDITORY MEATUS CLOSING MEMBER
摘要
申请公布号
JPH10294998(A)
申请公布日期
1998.11.04
申请号
JP19970104132
申请日期
1997.04.22
申请人
RION CO LTD
发明人
OGAWA YUKIHARU
分类号
H04R25/00;H04R25/02;(IPC1-7):H04R25/02
主分类号
H04R25/00
代理机构
代理人
主权项
地址
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