Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5090407 | Chemical cartridge for protective respiratory mask | Claude Ostiguy | 1992-02-25 |
| 4961916 | Sampling device | Guy Perrault | 1990-10-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5090407 | Chemical cartridge for protective respiratory mask | Claude Ostiguy | 1992-02-25 |
| 4961916 | Sampling device | Guy Perrault | 1990-10-09 |