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经营范围
发明名称
Induction electric furnace
摘要
申请公布号
US2073597(A)
申请公布日期
1937.03.09
申请号
US19300454581
申请日期
1930.05.22
申请人
AJAX ELECTROTHERMIC CORPORATION
发明人
NORTHRUP EDWIN FITCH
分类号
H05B6/24
主分类号
H05B6/24
代理机构
代理人
主权项
地址
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