发明名称 |
VACUUM CLEANER |
摘要 |
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申请公布号 |
CA485039(A) |
申请公布日期 |
1952.07.22 |
申请号 |
CAD485039 |
申请日期 |
|
申请人 |
AKTIEBOLAGET ELEKTROLUX |
发明人 |
FERMAN C. DOUGHMAN |
分类号 |
|
主分类号 |
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代理机构 |
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代理人 |
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主权项 |
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地址 |
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