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发明名称
AQUEDUCT CONSTRUCTION METHOD IN WEAK GROUND AND AQUEDUCT BLOCK USING IT
摘要
申请公布号
JPH02304107(A)
申请公布日期
1990.12.17
申请号
JP19890123572
申请日期
1989.05.16
申请人
CHUGOKU CONCRETE KOGYO KK
发明人
ICHI EUJIROU
分类号
E02B5/02;E02B13/00
主分类号
E02B5/02
代理机构
代理人
主权项
地址
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