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发明名称
CLEANING APPARATUS FOR SUBMERGED SURFACES
摘要
申请公布号
GB9122153(D0)
申请公布日期
1991.11.27
申请号
GB19910022153
申请日期
1991.10.18
申请人
TYLER, JOHN G
发明人
分类号
A47L
主分类号
A47L
代理机构
代理人
主权项
地址
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