Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D302945 | Cassette package | Barry Gregerson, Larry G. Dressen | 1989-08-22 |
| 4817799 | Disk package | Barry Gregerson, Larry G. Dressen | 1989-04-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D302945 | Cassette package | Barry Gregerson, Larry G. Dressen | 1989-08-22 |
| 4817799 | Disk package | Barry Gregerson, Larry G. Dressen | 1989-04-04 |