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发明名称
摘要
申请公布号
JPH01137000(U)
申请公布日期
1989.09.19
申请号
JP19880033336U
申请日期
1988.03.14
申请人
发明人
分类号
G10K9/12;(IPC1-7):G10K9/12
主分类号
G10K9/12
代理机构
代理人
主权项
地址
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