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经营范围
发明名称
Tool supporting and propelling machine
摘要
申请公布号
US2242448(A)
申请公布日期
1941.05.20
申请号
US19390254182
申请日期
1939.02.02
申请人
OXWELD ACETYLENE COMPANY
发明人
BUCKNAM JAMES H.;YOUNG LLOYD W.;GEIBIG FRANK C.
分类号
B23K7/00
主分类号
B23K7/00
代理机构
代理人
主权项
地址
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