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发明名称
MEASURING METHOD OF PERIPHERAL LENGTHS OF PIPE BEFORE WELDING
摘要
申请公布号
JPS5499665(A)
申请公布日期
1979.08.06
申请号
JP19780005843
申请日期
1978.01.24
申请人
NIPPON STEEL CORP
发明人
MATSUSHIGE MASAHIRO;MATSUI KIYOSHI
分类号
G01B17/00;G01B17/02
主分类号
G01B17/00
代理机构
代理人
主权项
地址
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