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发明名称
Smelting method
摘要
申请公布号
US2719083(A)
申请公布日期
1955.09.27
申请号
US19540447334
申请日期
1954.08.02
申请人
POMYKALA EDMUND S
发明人
POMYKALA EDMUND S.
分类号
C21B5/00
主分类号
C21B5/00
代理机构
代理人
主权项
地址
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