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经营范围
发明名称
Improvements in or relating to crucible furnaces
摘要
申请公布号
GB332701(A)
申请公布日期
1930.07.31
申请号
GB19290018595
申请日期
1929.06.17
申请人
JOHN WILLIAM PENICUD
发明人
分类号
F27B14/14
主分类号
F27B14/14
代理机构
代理人
主权项
地址
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