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发明名称
ARTIFICIAL MIDDLE EAR DEVICE
摘要
申请公布号
JPS54152393(A)
申请公布日期
1979.11.30
申请号
JP19780060713
申请日期
1978.05.22
申请人
CITIZEN WATCH CO LTD
发明人
NATORI MINORU
分类号
A61F2/18
主分类号
A61F2/18
代理机构
代理人
主权项
地址
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