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发明名称
PERMEABLE PLATE BLOCK
摘要
申请公布号
JPH11100804(A)
申请公布日期
1999.04.13
申请号
JP19970279484
申请日期
1997.09.25
申请人
NIHON KOGYO CO LTD
发明人
WADA SHOHEI
分类号
E01C5/06;(IPC1-7):E01C5/06
主分类号
E01C5/06
代理机构
代理人
主权项
地址
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