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发明名称
METHOD AND APPARATUS FOR ALIGNING AN ULTRASONIC TESTING APPARATUS ON A WELD SEAM
摘要
申请公布号
GB1581959(A)
申请公布日期
1980.12.31
申请号
GB19770037587
申请日期
1977.09.08
申请人
MANNESMANN AG
发明人
分类号
B23K31/00;B23Q35/127;G01N29/04;G01N29/22;G01N29/24;G01N29/26;(IPC1-7):G05D3/14
主分类号
B23K31/00
代理机构
代理人
主权项
地址
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