Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854485 | Pistons for pressure-dispensing containers | — | 1989-08-08 |
| 4799306 | Method of securing handles to plastics containers | Christopher S. Parry | 1989-01-24 |
| 4799602 | Plug lid for a container | Adrien P. Rayner | 1989-01-24 |