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发明名称
APPARATUS FOR DETECTING A SURFACE FLAW OF A MATERIAL AT HIGH TEMPERATURE
摘要
申请公布号
GB1575758(A)
申请公布日期
1980.09.24
申请号
GB19770006934
申请日期
1977.02.18
申请人
NIPPON STEEL CORP
发明人
分类号
G01N21/89;(IPC1-7):G01N21/88;G01N21/47
主分类号
G01N21/89
代理机构
代理人
主权项
地址
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