Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799357 | Closed loop regeneration system for generating mechanical energy and the method therefor | Robert J. Hanrahan | 1989-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799357 | Closed loop regeneration system for generating mechanical energy and the method therefor | Robert J. Hanrahan | 1989-01-24 |