Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D267151 | Typewriter | Gordon P. Bruce, Robert E. Griffith, Allen D. Hawthorne, Jeffrey L. Quedenfeld, Paul F. Siegel | 1982-12-07 |
| D266768 | Typewriter | Ernest M. Bevilacqua, Robert E. Griffith, Allen D. Hawthorne, Allan L. McCroskery | 1982-11-02 |