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发明名称
Improvements relating to steam boilers of the water tube type
摘要
申请公布号
GB657799(A)
申请公布日期
1951.09.26
申请号
GB19490005213
申请日期
1949.02.25
申请人
ARNOLD PORTEUS PEARCE
发明人
分类号
F22B21/34
主分类号
F22B21/34
代理机构
代理人
主权项
地址
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