Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351442 | Child-resistant safety closure | — | 1982-09-28 |
| 4320861 | Molded plastic tamper-proof cap with pull ring and tearable membranes | Mahlon E. Rieke | 1982-03-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351442 | Child-resistant safety closure | — | 1982-09-28 |
| 4320861 | Molded plastic tamper-proof cap with pull ring and tearable membranes | Mahlon E. Rieke | 1982-03-23 |