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经营范围
发明名称
COATED WELDING ELECTRODE
摘要
申请公布号
CA551489(A)
申请公布日期
1958.01.14
申请号
CAD551489
申请日期
申请人
RENE D. WASSERMAN
发明人
RENE D. WASSERMAN
分类号
主分类号
代理机构
代理人
主权项
地址
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