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发明名称
IMPROVEMENT ON BLAST FURNACE TAPHOLE BORER
摘要
申请公布号
JPS52105503(A)
申请公布日期
1977.09.05
申请号
JP19770017695
申请日期
1977.02.18
申请人
ANSHIEN ETS POORU WAASU SA DE
发明人
PIEERU MEEIE
分类号
C21B7/12
主分类号
C21B7/12
代理机构
代理人
主权项
地址
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