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发明名称
METHOD OF CONSTRUCTION OF LEVELLING UNDERWATER RIPRAP FOUNDATION AND HEAVY WEIGHT FOR LEVELLING
摘要
申请公布号
JPS5456229(A)
申请公布日期
1979.05.07
申请号
JP19770121832
申请日期
1977.10.13
申请人
SAITO KIYOSHI
发明人
SAITOU KIYOSHI
分类号
E02D15/10;E01C19/30;E02B3/18;E02D27/52
主分类号
E02D15/10
代理机构
代理人
主权项
地址
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