Chamber for a vacuum cleaner
USD407874S · kind S · design
7Cited by
15References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 28, 1997 |
| Grant date | Apr 6, 1999 |
| Priority date | — |
| Expiry date | Apr 6, 2013 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.