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发明名称
Improvements in gas heated water boilers
摘要
申请公布号
GB659429(A)
申请公布日期
1951.10.24
申请号
GB19490003900
申请日期
1949.02.12
申请人
WILLIAM LOMAX
发明人
分类号
F24H9/20
主分类号
F24H9/20
代理机构
代理人
主权项
地址
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