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发明名称
COMPOSITE STRUCTURAL MEMBERS
摘要
申请公布号
IE17540(L)
申请公布日期
1945.04.29
申请号
IE19480000440
申请日期
1948.06.24
申请人
WILLIAM GEORGE HITCHINS
发明人
分类号
(IPC1-7):E04C/00
主分类号
(IPC1-7):E04C/00
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