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发明名称
摘要
申请公布号
JPH0224865(U)
申请公布日期
1990.02.19
申请号
JP19880103456U
申请日期
1988.08.04
申请人
发明人
分类号
G03G21/10;G03G21/00;(IPC1-7):G03G21/00
主分类号
G03G21/10
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代理人
主权项
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