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经营范围
发明名称
WATER STOPPING STRUCTURE FOR DRAINAGE CHANNEL
摘要
申请公布号
JPH10245882(A)
申请公布日期
1998.09.14
申请号
JP19970069297
申请日期
1997.03.06
申请人
HOKUSHIYOU CEMENT KOGYOSHO:KK;YABUZUKA KENZAI KOGYO KK
发明人
IWASAKI HIDEKI;ITO TOSHIO
分类号
E03F5/04;(IPC1-7):E03F5/04
主分类号
E03F5/04
代理机构
代理人
主权项
地址
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