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发明名称
摘要
申请公布号
JPS5280860(U)
申请公布日期
1977.06.16
申请号
JP19750169011U
申请日期
1975.12.15
申请人
发明人
分类号
A01F12/16;A01F12/10;A01F17/00;A01F17/02;A01F21/00;(IPC1-7):A01F12/10
主分类号
A01F12/16
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代理人
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