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发明名称
摘要
申请公布号
JPS5440868(U)
申请公布日期
1979.03.17
申请号
JP19770113489U
申请日期
1977.08.26
申请人
发明人
分类号
A01F12/54;A01F12/32;A01F12/44;(IPC1-7):A01F12/44
主分类号
A01F12/54
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