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发明名称
摘要
申请公布号
JPS5794325(U)
申请公布日期
1982.06.10
申请号
JP19800173061U
申请日期
1980.12.01
申请人
发明人
分类号
A01C7/12;A01C15/16;(IPC1-7):A01C15/16
主分类号
A01C7/12
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代理人
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