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发明名称
METALLURGICAL FURNACE
摘要
申请公布号
CA315440(A)
申请公布日期
1931.09.22
申请号
CAD315440
申请日期
申请人
THE CANADIAN WESTINGHOUSE COMPANY
发明人
JOHN F. BAKER
分类号
主分类号
代理机构
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