Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D255464 | Electronic chess game board | Rod Barclay, John A. Cunningham, Alan B. Mead | 1980-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D255464 | Electronic chess game board | Rod Barclay, John A. Cunningham, Alan B. Mead | 1980-06-17 |