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发明名称
ANTI-LIQUEFACTION PERFORATED DRAIN PIPE AND MANUFACTURE THEREOF
摘要
申请公布号
JPH02136418(A)
申请公布日期
1990.05.25
申请号
JP19880290456
申请日期
1988.11.17
申请人
SUMITOMO METAL IND LTD
发明人
SAIMURA YUKIO;IIMURA OSAMU;IIDA TAKESHI;KIDA HIROSHI
分类号
E02D3/10
主分类号
E02D3/10
代理机构
代理人
主权项
地址
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