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发明名称
Improved means for the fixing or jointing of pipes
摘要
申请公布号
GB342623(A)
申请公布日期
1931.02.05
申请号
GB19300014749
申请日期
1930.05.13
申请人
BROR HENNING LUNDBORG
发明人
分类号
F16L19/06
主分类号
F16L19/06
代理机构
代理人
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