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发明名称
NON-DESTRUCTIVE HARDNESS MEASUREMENT FOR CONDUCTIVE MATERIAL
摘要
申请公布号
JPH03170841(A)
申请公布日期
1991.07.24
申请号
JP19890311309
申请日期
1989.11.30
申请人
NIPPON YAKIN KOGYO CO LTD
发明人
YOSHIDA HIROSHI;NAKAI MASAO
分类号
G01N3/40
主分类号
G01N3/40
代理机构
代理人
主权项
地址
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