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发明名称
DEVICE FOR PRELIMINARILY ANNOUNCING COMPLETION OF IRON TAPPING
摘要
申请公布号
JPH07150210(A)
申请公布日期
1995.06.13
申请号
JP19930299196
申请日期
1993.11.30
申请人
NIPPON STEEL CORP
发明人
OTSUKA HAJIME
分类号
C21B5/00;(IPC1-7):C21B5/00
主分类号
C21B5/00
代理机构
代理人
主权项
地址
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