Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6026997 | Stopper rod | Alfred Kremer | 2000-02-22 |
| 4764186 | Particle impactor assembly for size selective high volume air sampler | — | 1988-08-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6026997 | Stopper rod | Alfred Kremer | 2000-02-22 |
| 4764186 | Particle impactor assembly for size selective high volume air sampler | — | 1988-08-16 |