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发明名称
摘要
申请公布号
JPS5426707(U)
申请公布日期
1979.02.21
申请号
JP19770099453U
申请日期
1977.07.27
申请人
发明人
分类号
F04B43/04;F04B45/04;F04B45/047;(IPC1-7):F04B43/04
主分类号
F04B43/04
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