Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4967187 | Method and apparatus for particle concentration detection using a cloud chamber | Eric W. Harris, John G. MacDougal | 1990-10-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4967187 | Method and apparatus for particle concentration detection using a cloud chamber | Eric W. Harris, John G. MacDougal | 1990-10-30 |