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发明名称
摘要
申请公布号
JPS56176259(U)
申请公布日期
1981.12.25
申请号
JP19800073170U
申请日期
1980.05.29
申请人
发明人
分类号
E02F9/00;B65H75/14;B65H75/38;B65H75/48;E02F9/14;E02F9/20;(IPC1-7):E02F9/20;H02G1/18
主分类号
E02F9/00
代理机构
代理人
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地址
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