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经营范围
发明名称
Improvements in or relating to steam, water or other boilers
摘要
申请公布号
GB332339(A)
申请公布日期
1930.07.24
申请号
GB19290015746
申请日期
1929.05.21
申请人
WALTER GEORGE CASE
发明人
分类号
F23M7/00
主分类号
F23M7/00
代理机构
代理人
主权项
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