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发明名称
摘要
申请公布号
JPS56165984(U)
申请公布日期
1981.12.09
申请号
JP19800065265U
申请日期
1980.05.12
申请人
发明人
分类号
F04B49/00;F04B49/02;F04B49/04;F04B49/10;(IPC1-7):F04B49/02
主分类号
F04B49/00
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