Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799576 | Protective device to prevent projection of a heavy coiled spring away from an air brake housing | Timothy D. Walker | 1989-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799576 | Protective device to prevent projection of a heavy coiled spring away from an air brake housing | Timothy D. Walker | 1989-01-24 |