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发明名称
摘要
申请公布号
JPH0171300(U)
申请公布日期
1989.05.12
申请号
JP19870168220U
申请日期
1987.10.31
申请人
发明人
分类号
F17C13/08;(IPC1-7):F17C13/08
主分类号
F17C13/08
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代理人
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