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经营范围
发明名称
Improvements in or relating to tube groups or sections, more especially for steam generators
摘要
申请公布号
GB537043(A)
申请公布日期
1941.06.06
申请号
GB19390031528
申请日期
1939.12.05
申请人
SULZER FRERES SOCIETE ANONYME
发明人
分类号
F22B37/14
主分类号
F22B37/14
代理机构
代理人
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