Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885947 | Mechanism for feedthrough of rotary motion to a sealed chamber | Gerald H. Hooper | 1989-12-12 |
| 4797053 | Manipulator for vacuum applications | — | 1989-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885947 | Mechanism for feedthrough of rotary motion to a sealed chamber | Gerald H. Hooper | 1989-12-12 |
| 4797053 | Manipulator for vacuum applications | — | 1989-01-10 |