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发明名称
Method of preparing gray cast iron of improved characteristics
摘要
申请公布号
US1886873(A)
申请公布日期
1932.11.08
申请号
US19300480618
申请日期
1930.09.08
申请人
DETROIT ELECTRIC FURNACE COMPANY
发明人
CROSBY EDWIN L.;RHOADS ALBERT E.
分类号
C21C1/00
主分类号
C21C1/00
代理机构
代理人
主权项
地址
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