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发明名称
MEASURING DEVICE FOR INSPECTING AIRTIGHT-NESS OF HEARING AID
摘要
申请公布号
JPS5999232(U)
申请公布日期
1984.07.05
申请号
JP19820194101U
申请日期
1982.12.23
申请人
发明人
分类号
G11B15/03;G11B15/02;G11B27/10;(IPC1-7):G11B15/02;G11B27/20
主分类号
G11B15/03
代理机构
代理人
主权项
地址
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