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发明名称
VERFAHREN ZUM VERDECKTEN LICHTBOGENSCHWEISSEN
摘要
申请公布号
DE1540754(B2)
申请公布日期
1972.10.05
申请号
DE19651540754
申请日期
1965.09.14
申请人
发明人
分类号
B23K9/035;B23K33/00;B23K35/30;(IPC1-7):B23K9/18
主分类号
B23K9/035
代理机构
代理人
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