Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990786 | Method and apparatus for determining the actual artificial aerosol alpha activity concentration in the air | Hans-Jurg Kreiner | 1991-02-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990786 | Method and apparatus for determining the actual artificial aerosol alpha activity concentration in the air | Hans-Jurg Kreiner | 1991-02-05 |