Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D258733 | Portable dictation machine or the like | Gordon P. Bruce, Allen D. Hawthorne | 1981-03-31 |
| D257533 | Video disk player | Ernest M. Bevilacqua, Gordon P. Bruce, David C. Danielson, Daniel Formosa, Allen D. Hawthorne +3 more | 1980-11-18 |
| D255456 | Electrophotographic apparatus or the like | Ernest M. Bevilacqua, Allen D. Hawthorne | 1980-06-17 |