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发明名称
Process for autogenous welding of magnesium and its alloys
摘要
申请公布号
US1749712(A)
申请公布日期
1930.03.04
申请号
US19250007158
申请日期
1925.02.05
申请人
HART O. BERG
发明人
MICHEL GILBERT
分类号
B23K35/36
主分类号
B23K35/36
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代理人
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