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发明名称
Electric arc projection welding
摘要
申请公布号
US2829238(A)
申请公布日期
1958.04.01
申请号
US19560599758
申请日期
1956.07.24
申请人
UNION CARBIDE CORPORATION
发明人
HACKMAN ROBERT L.
分类号
B23K9/007
主分类号
B23K9/007
代理机构
代理人
主权项
地址
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