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发明名称
INNER EAR-TYPE HEADPHONE WITH PUSH KEY
摘要
申请公布号
JPH11220788(A)
申请公布日期
1999.08.10
申请号
JP19980054106
申请日期
1998.01.29
申请人
ITO SATOSHI
发明人
ITO SATOSHI
分类号
H04R1/10;(IPC1-7):H04R1/10
主分类号
H04R1/10
代理机构
代理人
主权项
地址
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