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摘要
申请公布号
JPS5816632(U)
申请公布日期
1983.02.01
申请号
JP19810109678U
申请日期
1981.07.22
申请人
发明人
分类号
G03B17/56;F16M11/00;F16M11/04;G03B19/00;(IPC1-7):G03B17/56
主分类号
G03B17/56
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