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发明名称
摘要
申请公布号
JPS4330888(Y1)
申请公布日期
1968.12.16
申请号
JP19650003887U
申请日期
1965.01.20
申请人
发明人
分类号
A01C7/12;(IPC1-7):A01C7/12
主分类号
A01C7/12
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