Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834021 | Apparatus for controlling the distribution of evaporated material onto a surface | Stephen T. Opresko | 1989-05-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834021 | Apparatus for controlling the distribution of evaporated material onto a surface | Stephen T. Opresko | 1989-05-30 |