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经营范围
发明名称
Welding process and joint
摘要
申请公布号
US2603735(A)
申请公布日期
1952.07.15
申请号
US19490115291
申请日期
1949.09.12
申请人
AMERICAN PIPE AND CONSTRUCTION CO.
发明人
BUTLER ADOLF G.
分类号
B23K11/02
主分类号
B23K11/02
代理机构
代理人
主权项
地址
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