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经营范围
发明名称
Welding apparatus
摘要
申请公布号
US1987691(A)
申请公布日期
1935.01.15
申请号
US19330651706
申请日期
1933.01.14
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
LINCOLN ROLLO B.
分类号
B23K9/073
主分类号
B23K9/073
代理机构
代理人
主权项
地址
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