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发明名称
Improvements in furnace roofs
摘要
申请公布号
GB349266(A)
申请公布日期
1931.05.28
申请号
GB19300013585
申请日期
1930.05.02
申请人
HERMANN ROEMER;GUSTAV KARRENBERG
发明人
分类号
F23M5/06;F23M5/08;F27D1/02;F27D1/12;F27D9/00
主分类号
F23M5/06
代理机构
代理人
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地址
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