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发明名称
Improved sand gun for removing soot from surfaces of boilers
摘要
申请公布号
GB656836(A)
申请公布日期
1951.09.05
申请号
GB19470007516
申请日期
1947.03.18
申请人
ALLAN MURRAY WILSON
发明人
分类号
F28G1/12
主分类号
F28G1/12
代理机构
代理人
主权项
地址
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