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发明名称
PROCEDIMENTO PER SALDARE MATERIALE D ACCIAIO
摘要
申请公布号
IT1108546(B)
申请公布日期
1985.12.09
申请号
IT19780069185
申请日期
1978.09.22
申请人
NIPPON STEEL CORP
发明人
分类号
B23K9/02;B23K9/025;B23K9/173;B23K9/18;(IPC1-7):B23K/
主分类号
B23K9/02
代理机构
代理人
主权项
地址
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