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发明名称
VACUUM CLEANER
摘要
申请公布号
CA379382(A)
申请公布日期
1939.02.07
申请号
CAD379382
申请日期
申请人
AKTIEBOLAGET ELEKTROLUX
发明人
GUSTAF EINAR LOFGREN
分类号
主分类号
代理机构
代理人
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