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摘要
申请公布号
JPS5796617(U)
申请公布日期
1982.06.14
申请号
JP19800174702U
申请日期
1980.12.05
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发明人
分类号
A01C11/02;(IPC1-7):A01C11/02
主分类号
A01C11/02
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