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经营范围
发明名称
Basic refractory support
摘要
申请公布号
US2725833(A)
申请公布日期
1955.12.06
申请号
US19500149838
申请日期
1950.03.15
申请人
REINTJES GEORGE P
发明人
REINTJES GEORGE P.
分类号
F27D1/00;F27D1/02
主分类号
F27D1/00
代理机构
代理人
主权项
地址
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