Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861989 | Ion vapor source for mass spectrometry of liquids | Marvin L. Vestal, Calvin R. Blakley | 1989-08-29 |
| 4814612 | Method and means for vaporizing liquids for detection or analysis | Marvin L. Vestal, Calvin R. Blakely | 1989-03-21 |