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发明名称
摘要
申请公布号
JPS4316272(Y1)
申请公布日期
1968.07.06
申请号
JP19640012268U
申请日期
1964.02.20
申请人
发明人
分类号
A01D57/22;(IPC1-7):A01D57/22
主分类号
A01D57/22
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代理人
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