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经营范围
发明名称
CAST IRON PROCESSING
摘要
申请公布号
CA427568(A)
申请公布日期
1945.05.15
申请号
CAD427568
申请日期
申请人
ELECTRO METALLURGICAL COMPANY OF CANADA
发明人
CHARLES O. BURGESS;HERMAN C. AUFDERHAAR
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主分类号
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