Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633572 | Back-up power supply with replaceable battery pack | Steven W. Steele, Vernon J. Kleve, Willard J. Olson | 1997-05-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633572 | Back-up power supply with replaceable battery pack | Steven W. Steele, Vernon J. Kleve, Willard J. Olson | 1997-05-27 |