Vacuum cleaner nozzle
USD333892S · kind S · design
20Cited by
9References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 23, 1991 |
| Grant date | Mar 9, 1993 |
| Priority date | — |
| Expiry date | Mar 9, 2007 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.