Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689184 | Large scale metallic object detector | Frederick J. Jeffers | 1997-11-18 |
| 5634158 | Magnetics-on-film, multi-track image area interleaved record/reproduce system | Russell D. Shon, Wlodzimierz S. Czarnecki | 1997-05-27 |
| 5616911 | Read-only magnetic security pattern | — | 1997-04-01 |