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发明名称
Improvements in and relating to securing steel sheeting or decking to steel supportsor other steel parts
摘要
申请公布号
GB779536(A)
申请公布日期
1957.07.24
申请号
GB19550001650
申请日期
1955.01.19
申请人
ALEXANDER MACDONALD ROTHBURY
发明人
分类号
B23K9/007
主分类号
B23K9/007
代理机构
代理人
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