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经营范围
发明名称
Fusion welding
摘要
申请公布号
US2405542(A)
申请公布日期
1946.08.06
申请号
US19430502091
申请日期
1943.09.13
申请人
GENERAL ELECTRIC COMPANY
发明人
WASSELL FRANK A.
分类号
B23K9/23
主分类号
B23K9/23
代理机构
代理人
主权项
地址
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