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经营范围
发明名称
ELECTRIC FURNACE
摘要
申请公布号
CA838249(A)
申请公布日期
1970.03.31
申请号
CAD838249
申请日期
申请人
THE CARBORUNDUM COMPANY
发明人
ANTHONY M. PISANO;JOHN K. BARNARD
分类号
主分类号
代理机构
代理人
主权项
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