Manually operated aspirator for emergency medical use
USD332306S · kind S · design
20Cited by
7References
1Claims
0Family size
Inventors
Key dates
| Filing date | Mar 12, 1990 |
| Grant date | Jan 5, 1993 |
| Priority date | — |
| Expiry date | Jan 5, 2007 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.