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发明名称
EARPHONE BOTH FOR AIR CONDUCTION AND BONE CONDUCTION, FOR WEARING IN ACOUSTIC MEATUS
摘要
申请公布号
JPH1085250(A)
申请公布日期
1998.04.07
申请号
JP19960275173
申请日期
1996.09.11
申请人
SHIMADA SEISAKUSHO:KK
发明人
KAKEGAWA KIYOAKI
分类号
A61F11/00;(IPC1-7):A61F11/00
主分类号
A61F11/00
代理机构
代理人
主权项
地址
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