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发明名称
Dust container for vacuum cleaners
摘要
申请公布号
US2467503(A)
申请公布日期
1949.04.19
申请号
US19460696229
申请日期
1946.09.11
申请人
SERIVEN LEONARD W
发明人
SERIVEN LEONARD W.
分类号
A47L9/14
主分类号
A47L9/14
代理机构
代理人
主权项
地址
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