Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866371 | Sample accommodator and method for the measurement of dielectric properties | — | 1989-09-12 |
| 4831331 | Method and apparatus for interface location determination | Dorothy A. Keech | 1989-05-16 |