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经营范围
发明名称
Improvements in and connected with nozzles used for sand blasting purposes
摘要
申请公布号
GB543796(A)
申请公布日期
1942.03.12
申请号
GB19410000276
申请日期
1941.01.08
申请人
CHARLES DAVIES SPENLE
发明人
分类号
B24C5/04
主分类号
B24C5/04
代理机构
代理人
主权项
地址
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