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发明名称
VORRICHTUNG ZUM SCHUTZGASSCHWEISSEN
摘要
申请公布号
AT161766(T)
申请公布日期
1998.01.15
申请号
AT19940110154T
申请日期
1994.06.29
申请人
FRIEDRICH, BERND
发明人
FRIEDRICH, BERND
分类号
B23K9/32;(IPC1-7):B23K9/29
主分类号
B23K9/32
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代理人
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