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发明名称
Improvements in or relating to welding burners
摘要
申请公布号
GB657931(A)
申请公布日期
1951.09.26
申请号
GB19490013570
申请日期
1949.05.20
申请人
JOHAN AUGUST OSTERLIND
发明人
分类号
F16L19/02;F23D14/46
主分类号
F16L19/02
代理机构
代理人
主权项
地址
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