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经营范围
发明名称
Perfectionnements aux briques réfractaires
摘要
申请公布号
FR948966(A)
申请公布日期
1949.08.17
申请号
FRD948966
申请日期
1947.06.24
申请人
发明人
HEUER RUSSEL PEARCE
分类号
F27D1/08
主分类号
F27D1/08
代理机构
代理人
主权项
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