Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641164 | Talking trading cards | Dieter D. Doederlein, Brian J. Burgess, Anthony C. Sharp | 1997-06-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641164 | Talking trading cards | Dieter D. Doederlein, Brian J. Burgess, Anthony C. Sharp | 1997-06-24 |