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发明名称
摘要
申请公布号
FR2370545(B1)
申请公布日期
1981.08.07
申请号
FR19760034545
申请日期
1976.11.12
申请人
SNECMA
发明人
分类号
B23K1/19;B23K20/16;(IPC1-7):B23K1/12
主分类号
B23K1/19
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