Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639585 | System for photographically recording digital data and analog soundtrack, and medium having digital data and analog soundtrack recorded thereon | Raymond Callahan, Howard J. Flemming, Leroy Reese, Dana Wood | 1997-06-17 |