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发明名称
Improvements in or relating to devices for cleaning windows
摘要
申请公布号
GB422208(A)
申请公布日期
1935.01.08
申请号
GB19330019658
申请日期
1933.07.11
申请人
JOHN CLAUDE NELSON LOW
发明人
分类号
A47L1/08
主分类号
A47L1/08
代理机构
代理人
主权项
地址
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