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发明名称
WELDING APPARATUS
摘要
申请公布号
CA398665(A)
申请公布日期
1941.08.12
申请号
CAD398665
申请日期
申请人
CANADIAN WESTINGHOUSE COMPANY
发明人
RALPH N. STODDARD;EDWIN H. VEDDER
分类号
主分类号
代理机构
代理人
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