Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869060 | Fiber opening devices | William R. Stewart, David B. Stewart | 1989-09-26 |
| 4825511 | Securing segments to a base | David B. Stewart, Brian Hogan | 1989-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869060 | Fiber opening devices | William R. Stewart, David B. Stewart | 1989-09-26 |
| 4825511 | Securing segments to a base | David B. Stewart, Brian Hogan | 1989-05-02 |