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发明名称
SCHUTZGAS-LICHTBOGEN-SCHWEISSBRENNER ZUM ZEITLICH NACHEINANDER ERFOLGENDEN SCHWEISSEN MEHRERER VERBINDUNGSPUNKTE
摘要
申请公布号
DE1806857(B2)
申请公布日期
1972.12.14
申请号
DE19681806857
申请日期
1968.11.04
申请人
发明人
分类号
B23K9/167;(IPC1-7):B23K9/16
主分类号
B23K9/167
代理机构
代理人
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地址
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