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发明名称
Improvements in and relating to gas-arc torches
摘要
申请公布号
GB371264(A)
申请公布日期
1932.04.21
申请号
GB19310023917
申请日期
1931.08.25
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
B23K28/02
主分类号
B23K28/02
代理机构
代理人
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