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发明名称
Holder til en ringformet Kost til Støvsugere.
摘要
申请公布号
DK42619(C)
申请公布日期
1930.07.21
申请号
DKD42619
申请日期
1929.05.18
申请人
FABRIKANTER AF STOEVSUGEAPPARATER HOOVER, LIMITED
发明人
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