Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698839 | Magnetically encodable card having magnetic pigment uniformly dispersed in plastic | Frederick J. Jeffers, Robert O. James | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698839 | Magnetically encodable card having magnetic pigment uniformly dispersed in plastic | Frederick J. Jeffers, Robert O. James | 1997-12-16 |