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发明名称
摘要
申请公布号
FR2153051(B1)
申请公布日期
1977.04.01
申请号
FR19720032837
申请日期
1972.09.15
申请人
BUCHEL EUGEN
发明人
分类号
B23K9/007;(IPC1-7):B23K9/00
主分类号
B23K9/007
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