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经营范围
发明名称
Production of metals
摘要
申请公布号
US2847205(A)
申请公布日期
1958.08.12
申请号
US19540461981
申请日期
1954.10.13
申请人
NATIONAL RESEARCH CORPORATION
发明人
JR. MILO P. HNILICKA,
分类号
C22B34/12
主分类号
C22B34/12
代理机构
代理人
主权项
地址
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