Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874083 | Serving tray and cover therefor | Patricia A. Antoni, Thomas J. Hayes, Theodore R. Arneson, Jerry E. Coleman | 1989-10-17 |
| 4869491 | Exercise device | — | 1989-09-26 |
| 4863058 | Food packaging cover | Patricia A. Antoni, Theodore R. Arneson, Thomas J. Hayes, Marilyn J. Stapleton | 1989-09-05 |