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发明名称
Improvements in or relating to cleaning apparatus
摘要
申请公布号
GB840546(A)
申请公布日期
1960.07.06
申请号
GB19550016237
申请日期
1955.06.06
申请人
ERIC FRANK ALLCHIN
发明人
分类号
A46B11/06
主分类号
A46B11/06
代理机构
代理人
主权项
地址
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