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发明名称
Welding, proximity effect by phase control
摘要
申请公布号
US3004136(A)
申请公布日期
1961.10.10
申请号
US19590849964
申请日期
1959.10.30
申请人
PETERSON GERALD H
发明人
PETERSON GERALD H.
分类号
B23K13/04
主分类号
B23K13/04
代理机构
代理人
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