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发明名称
摘要
申请公布号
JPS56138549(U)
申请公布日期
1981.10.20
申请号
JP19800036354U
申请日期
1980.03.19
申请人
发明人
分类号
A01F12/32;(IPC1-7):A01F12/32
主分类号
A01F12/32
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代理人
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地址
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