Maximum expiratory pressure and cough simulation device
USD450381S · kind S · design
12Cited by
4References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2000 |
| Grant date | Nov 13, 2001 |
| Priority date | — |
| Expiry date | Nov 13, 2015 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.