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发明名称
ELECTRIC ARC FURNACE ELECTRODE CONTROL
摘要
申请公布号
CA398383(A)
申请公布日期
1941.08.05
申请号
CAD398383
申请日期
申请人
WILLIAM HARVEY PAYNE
发明人
WILLIAM HARVEY PAYNE
分类号
主分类号
代理机构
代理人
主权项
地址
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