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发明名称
摘要
申请公布号
JPS6422891(U)
申请公布日期
1989.02.07
申请号
JP19870116711U
申请日期
1987.07.31
申请人
发明人
分类号
F04D7/04;(IPC1-7):F04D7/04
主分类号
F04D7/04
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