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发明名称
摘要
申请公布号
JPS5226057(U)
申请公布日期
1977.02.23
申请号
JP19750112255U
申请日期
1975.08.13
申请人
发明人
分类号
F16B39/02;F16B39/10;(IPC1-7):F16B39/10
主分类号
F16B39/02
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代理人
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