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发明名称
HARDNESS TESTING DEVICE
摘要
申请公布号
GB1545683(A)
申请公布日期
1979.05.10
申请号
GB19770032447
申请日期
1977.08.02
申请人
FEDERAL MOGUL CORP
发明人
分类号
G01N3/00;G01N3/42;(IPC1-7):G01N3/42
主分类号
G01N3/00
代理机构
代理人
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