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发明名称
DRAINAGE MANHOLE
摘要
申请公布号
JPH0455535(A)
申请公布日期
1992.02.24
申请号
JP19900165037
申请日期
1990.06.22
申请人
KONO YOSHINOBU;MITSUI CONSTR CO LTD
发明人
KONO YOSHINOBU;FUKUDA MAKOTO;TAKAGI HARUO
分类号
E03F1/00
主分类号
E03F1/00
代理机构
代理人
主权项
地址
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