Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825840 | Exhaust gas recirculation valve construction and method of making the same | Jay L. Lewis | 1989-05-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825840 | Exhaust gas recirculation valve construction and method of making the same | Jay L. Lewis | 1989-05-02 |