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发明名称
摘要
申请公布号
JPS5482718(U)
申请公布日期
1979.06.12
申请号
JP19770156307U
申请日期
1977.11.21
申请人
发明人
分类号
A01C15/18;(IPC1-7):A01C15/18
主分类号
A01C15/18
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代理人
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地址
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