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发明名称
Improvements in or relating to fire-tube boilers
摘要
申请公布号
GB471529(A)
申请公布日期
1937.09.06
申请号
GB19360006558
申请日期
1936.03.04
申请人
BARRON DENNETT HOLROYD
发明人
分类号
F22B13/04
主分类号
F22B13/04
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代理人
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