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发明名称
Vacuum cleaner
摘要
申请公布号
US2723724(A)
申请公布日期
1955.11.15
申请号
US19530337820
申请日期
1953.02.19
申请人
AKTIEBOLAGET ELEKTROLUX
发明人
WAHLBORG KARL JOHN
分类号
A47L5/22;A47L5/36;F04D17/16
主分类号
A47L5/22
代理机构
代理人
主权项
地址
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