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经营范围
发明名称
Improvements in or relating to cutting torches or blow pipes
摘要
申请公布号
GB542840(A)
申请公布日期
1942.01.29
申请号
GB19400010054
申请日期
1940.06.08
申请人
THE DILL MANUFACTURING CO.
发明人
分类号
F23D14/42
主分类号
F23D14/42
代理机构
代理人
主权项
地址
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