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发明名称
Cleaning device and package containing same
摘要
申请公布号
US2695704(A)
申请公布日期
1954.11.30
申请号
US19500143531
申请日期
1950.02.10
申请人
MCGREDY ROBERT M
发明人
MCGREDY ROBERT M.
分类号
A47L25/08
主分类号
A47L25/08
代理机构
代理人
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地址
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