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发明名称
HEADPHONE FOR AUDIOMETRY
摘要
申请公布号
JPH09238927(A)
申请公布日期
1997.09.16
申请号
JP19960046521
申请日期
1996.03.05
申请人
RION CO LTD
发明人
TANAKA TOSHIO;WATANABE YOSHINORI;KUROSAWA TAKAHIRO
分类号
A61B5/12;H04R1/10;(IPC1-7):A61B5/12
主分类号
A61B5/12
代理机构
代理人
主权项
地址
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