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经营范围
发明名称
Improvements in or connected with means for connecting together tubes for use more particularly in scaffolding
摘要
申请公布号
GB365545(A)
申请公布日期
1932.01.20
申请号
GB19300031348
申请日期
1930.10.20
申请人
SAMUEL ROWLAND PARKES
发明人
分类号
E04G7/20
主分类号
E04G7/20
代理机构
代理人
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地址
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