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发明名称
METHOD FOR DETECTING SPOT WELD DEFECT
摘要
申请公布号
JPH0417981(A)
申请公布日期
1992.01.22
申请号
JP19900120074
申请日期
1990.05.11
申请人
NKK CORP
发明人
WATANABE YUKICHI;FUJII YASUSHI;NISHIMOTO AKIHIKO
分类号
G01N27/20;B23K11/16;B23K11/24
主分类号
G01N27/20
代理机构
代理人
主权项
地址
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