Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818882 | Photoacoustic gas analyzer | Sten A. Nexo, Ib Jorgensen | 1989-04-04 |
| 4808921 | Paramagnetic gas analyzer using DC and AC magnetic fields | — | 1989-02-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818882 | Photoacoustic gas analyzer | Sten A. Nexo, Ib Jorgensen | 1989-04-04 |
| 4808921 | Paramagnetic gas analyzer using DC and AC magnetic fields | — | 1989-02-28 |