Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6615828 | Flow indicator device for respirators | — | 2003-09-09 |
| D477401 | Pair of filter cartridges for a powered air-purifying respirator | David Cook | 2003-07-15 |
| 6575165 | Apparatus and method for breathing apparatus component coupling | David Cook, Raymond Odell, Pierre Legare, Robert P. Lapointe, Kenneth J. Krepel +4 more | 2003-06-10 |