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发明名称
摘要
申请公布号
DE2116969(A1)
申请公布日期
1972.10.19
申请号
DE19712116969
申请日期
1971.04.07
申请人
MESSER GRIESHEIM GMBH
发明人
分类号
B23K9/28
主分类号
B23K9/28
代理机构
代理人
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地址
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