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发明名称
Improvements in circulating devices for washing boilers
摘要
申请公布号
GB354078(A)
申请公布日期
1931.08.06
申请号
GB19300026207
申请日期
1930.09.02
申请人
FREDERICK GEORGE TAYLOR
发明人
分类号
D06F1/08
主分类号
D06F1/08
代理机构
代理人
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