Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845364 | Coaxial reentrant ion source for surface mass spectroscopy | Julius S. Ogden, Richard A. Severance | 1989-07-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845364 | Coaxial reentrant ion source for surface mass spectroscopy | Julius S. Ogden, Richard A. Severance | 1989-07-04 |