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发明名称
摘要
申请公布号
JPS568102(U)
申请公布日期
1981.01.24
申请号
JP19790091021U
申请日期
1979.06.28
申请人
发明人
分类号
A01B39/08;A01B39/18;(IPC1-7):A01B39/08
主分类号
A01B39/08
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代理人
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