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发明名称
EDDY FLAW DETECTOR FOR INNER SURFACE OF PIPE
摘要
申请公布号
JPH03152453(A)
申请公布日期
1991.06.28
申请号
JP19890291476
申请日期
1989.11.09
申请人
TOKYO GAS CO LTD;OSAKA GAS CO LTD;TOHO GAS CO LTD;SUMITOMO METAL IND LTD
发明人
HOSOHARA YASUHARU;OZAWA MICHIO;YAMADA ISAMU;NAKAJIMA KIMIO;SAKAMOTO TAKAHIDE
分类号
G01N27/90;B25J5/00;F16L55/00
主分类号
G01N27/90
代理机构
代理人
主权项
地址
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