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发明名称
Improvements in concrete gate posts
摘要
申请公布号
GB560070(A)
申请公布日期
1944.03.17
申请号
GB19420016075
申请日期
1942.11.13
申请人
ALBERT DAWSON
发明人
分类号
E04H17/20;E06B11/04
主分类号
E04H17/20
代理机构
代理人
主权项
地址
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