Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5487278 | Back-up switching system for refrigerator trucks | William A. Martherus, Kenneth J. Hartman | 1996-01-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5487278 | Back-up switching system for refrigerator trucks | William A. Martherus, Kenneth J. Hartman | 1996-01-30 |