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发明名称
A self-loading brush or broom for underwater surfaces
摘要
申请公布号
GB584029(A)
申请公布日期
1947.01.06
申请号
GB19440020209
申请日期
1944.10.19
申请人
DONALD DUNNET
发明人
分类号
A46B17/08
主分类号
A46B17/08
代理机构
代理人
主权项
地址
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