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发明名称
Improvements in or relating to masts and the like
摘要
申请公布号
GB560627(A)
申请公布日期
1944.04.12
申请号
GB19430016512
申请日期
1942.06.22
申请人
CONSTRUCTORS LIMITED;WILLIAM CHARLES SCRIVENER;ALFRED GEORGE BREWER
发明人
分类号
E04H12/34;E21D15/54
主分类号
E04H12/34
代理机构
代理人
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