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发明名称
Improvements in coupling devices for scaffolding tubes, rods or the like
摘要
申请公布号
GB468766(A)
申请公布日期
1937.07.06
申请号
GB19360008104
申请日期
1936.01.06
申请人
JOHN REDMORE
发明人
分类号
E04G7/02
主分类号
E04G7/02
代理机构
代理人
主权项
地址
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