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发明名称
BRUSHING AND CLEANING APPARATUS FOR CARPETS AND THE LIKE
摘要
申请公布号
CA452953(A)
申请公布日期
1948.11.30
申请号
CAD452953
申请日期
申请人
AKTIEBOLAGET B. A. HJORTH AND CO.
发明人
ERIK TORVALD LINDEROTH
分类号
主分类号
代理机构
代理人
主权项
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