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发明名称
EAR-ADAPTOR TYPE HANDSET
摘要
申请公布号
JPH11308680(A)
申请公布日期
1999.11.05
申请号
JP19980111146
申请日期
1998.04.21
申请人
KOBAYASHI HIROMASA
发明人
KOBAYASHI HIROMASA
分类号
H04R1/00;H04R1/10;H04R3/00;(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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