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经营范围
发明名称
CONCRETE COVERING BLOCK
摘要
申请公布号
JPS6483713(A)
申请公布日期
1989.03.29
申请号
JP19870241688
申请日期
1987.09.26
申请人
HOKURIKU ELECTRIC POWER CO INC:THE
发明人
TAKEZAWA RYUICHI
分类号
E02B3/14
主分类号
E02B3/14
代理机构
代理人
主权项
地址
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