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发明名称
摘要
申请公布号
JPS5712221(Y2)
申请公布日期
1982.03.10
申请号
JP19770106066U
申请日期
1977.08.08
申请人
发明人
分类号
F04B39/06;F04B39/02;F16N39/04;F25B31/02;(IPC1-7):F04B39/06
主分类号
F04B39/06
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