Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5509071 | Electronic proof of receipt | Charles J. Petrie, Jr. | 1996-04-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5509071 | Electronic proof of receipt | Charles J. Petrie, Jr. | 1996-04-16 |