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发明名称
摘要
申请公布号
JPS57190116(U)
申请公布日期
1982.12.02
申请号
JP19810070391U
申请日期
1981.05.14
申请人
发明人
分类号
F16B25/04;F16B25/00;F16B33/02;(IPC1-7):F16B25/00
主分类号
F16B25/04
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