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发明名称
Method and apparatus for electric-arc welding
摘要
申请公布号
US1746203(A)
申请公布日期
1930.02.04
申请号
US19250060895
申请日期
1925.10.06
申请人
GENERAL ELECTRIC COMPANY
发明人
THOMSON ELIHU;ALEXANDER PETER P.
分类号
B23K28/02
主分类号
B23K28/02
代理机构
代理人
主权项
地址
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