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发明名称
Barrage comportant une âme bitumineuse
摘要
申请公布号
FR1244593(A)
申请公布日期
1960.10.28
申请号
FR19590811318
申请日期
1959.11.26
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N. V.
发明人
分类号
E02B3/16
主分类号
E02B3/16
代理机构
代理人
主权项
地址
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