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发明名称
摘要
申请公布号
JPS54166411(U)
申请公布日期
1979.11.22
申请号
JP19780063411U
申请日期
1978.05.11
申请人
发明人
分类号
A01C7/06;A01C7/14;A01C15/00;(IPC1-7):A01C7/06
主分类号
A01C7/06
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代理人
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