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经营范围
发明名称
Welding apparatus and method
摘要
申请公布号
US3011044(A)
申请公布日期
1961.11.28
申请号
US19590811138
申请日期
1959.05.05
申请人
ENGELHARD INDUSTRIES, INC.
发明人
SPOONER HOWARD E.
分类号
B23K11/093
主分类号
B23K11/093
代理机构
代理人
主权项
地址
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