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发明名称
摘要
申请公布号
JPH0284846(U)
申请公布日期
1990.07.02
申请号
JP19880162938U
申请日期
1988.12.13
申请人
发明人
分类号
A01G9/14;A01G17/16;E02D7/22;E02D11/00;E02D13/00;(IPC1-7):E02D11/00
主分类号
A01G9/14
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代理人
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