Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876959 | Drive system for rotary printing apparatus including improved means for locking and unlocking the apparatus | John R. Nobile, William A. Ross | 1989-10-31 |
| 4831273 | Mailing machine sensing device | William A. Ross, Gerald C. Freeman | 1989-05-16 |