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发明名称
Coque en béton précontraint et procédé de fabrication
摘要
申请公布号
FR1484569(A)
申请公布日期
1967.06.09
申请号
FR19660066996
申请日期
1966.06.27
申请人
发明人
YEE ALFRED ALPHONSE
分类号
B63B5/16;B63B9/06
主分类号
B63B5/16
代理机构
代理人
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