Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811275 | Addressing system for an expandable modular electromechanical memory assembly | David D. Faultersack, Jack Peter, Stephen P. Roddy, Eric B. Thune | 1989-03-07 |
| 4799671 | Weight lifting exercise apparatus | Lynn D. Hoggan, Earl Van Wagoner | 1989-01-24 |