Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886650 | No reduction using sublimation of cyanuric acid | — | 1989-12-12 |
| 4863050 | Tamper indicating package and molded plastic threaded closure therefor | — | 1989-09-05 |
| 4850947 | Lock device for manifold forms | Peter E. Brown, Raymond S. Kubicki | 1989-07-25 |
| 4800068 | System for NO reduction using sublimation of cyanuric acid | — | 1989-01-24 |