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发明名称
摘要
申请公布号
JPS5615431(Y2)
申请公布日期
1981.04.10
申请号
JP19750019228U
申请日期
1975.02.10
申请人
发明人
分类号
F04B39/06;F04B25/04;F04B27/08;F04B39/00;F04B39/12;(IPC1-7):F04B25/04
主分类号
F04B39/06
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