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发明名称
Material surface testing apparatus
摘要
申请公布号
US3087326(A)
申请公布日期
1963.04.30
申请号
US19600019227
申请日期
1960.04.01
申请人
NOPCO CHEMICAL COMPANY
发明人
MACDONNELL THOMAS F.
分类号
G01N3/02;G01N3/56;G01N33/36
主分类号
G01N3/02
代理机构
代理人
主权项
地址
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