Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878569 | Cage | — | 1989-11-07 |
| 4876997 | Self-adjusting hydraulic valve tappet | Helmut Zorn | 1989-10-31 |
| 4825823 | Self-adjusting hydraulic valve tappet | — | 1989-05-02 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878569 | Cage | — | 1989-11-07 |
| 4876997 | Self-adjusting hydraulic valve tappet | Helmut Zorn | 1989-10-31 |
| 4825823 | Self-adjusting hydraulic valve tappet | — | 1989-05-02 |