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经营范围
发明名称
Improvements in or relating to an appliance for treating floors and the like
摘要
申请公布号
GB664694(A)
申请公布日期
1952.01.09
申请号
GB19480032504
申请日期
1948.12.15
申请人
S. C. JOHNSON & SON, INC.
发明人
分类号
A47L13/12
主分类号
A47L13/12
代理机构
代理人
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地址
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