Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D263782 | Pressure cooker | Frederick P. Jackson | 1982-04-13 |
| 4313371 | Pressure cooker relief valve and pressure cookers incorporating such assemblies | Frederick P. Jackson | 1982-02-02 |