Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4429790 | Latch and handle assembly for magnetic recording disc cartridge | Dean L. Christensen | 1984-02-07 | |
| 4235339 | Latch and carrying handle assembly for magnetic recording disc cartridge | Dean L. Christensen, Leonard C. Badour | 1980-11-25 | $1,171,000 |