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经营范围
发明名称
Butt welding machine
摘要
申请公布号
US1973159(A)
申请公布日期
1934.09.11
申请号
US19320590178
申请日期
1932.02.01
申请人
THE MURRAY CORPORATION OF AMERICA
发明人
VEHKO JAMES
分类号
B23K11/00
主分类号
B23K11/00
代理机构
代理人
主权项
地址
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