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发明名称
摘要
申请公布号
JPS577065(U)
申请公布日期
1982.01.14
申请号
JP19800082452U
申请日期
1980.06.13
申请人
发明人
分类号
G03H1/22;(IPC1-7):G03H1/22
主分类号
G03H1/22
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代理人
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地址
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