Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859900 | Ignition plug for improving fuel economy of an internal combustion engine and decreasing the amount of toxicants expelled to the environment | — | 1989-08-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859900 | Ignition plug for improving fuel economy of an internal combustion engine and decreasing the amount of toxicants expelled to the environment | — | 1989-08-22 |