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发明名称
摘要
申请公布号
JPH0278014(U)
申请公布日期
1990.06.15
申请号
JP19880156667U
申请日期
1988.12.02
申请人
发明人
分类号
A01C3/06;(IPC1-7):A01C3/06
主分类号
A01C3/06
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代理人
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