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经营范围
发明名称
Improvements in and relating to checkerwork for regenerators
摘要
申请公布号
GB384371(A)
申请公布日期
1932.12.08
申请号
GB19310024671
申请日期
1931.09.02
申请人
STEIN-UND THON-INDUSTRIEGESELLSCHAFT "BROHLTHAL";HANS POHL;ALFRED SCHACK
发明人
分类号
C21B9/06
主分类号
C21B9/06
代理机构
代理人
主权项
地址
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