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经营范围
发明名称
HOOD FOR WELDING MOULDS
摘要
申请公布号
CA340283(A)
申请公布日期
1934.03.20
申请号
CAD340283
申请日期
申请人
THE METAL AND THERMIT CORPORATION
发明人
EDWARD FRANDSEN BEGTRUP
分类号
主分类号
代理机构
代理人
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