Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883645 | Device for preparing and ejecting a chemically reacting mixture | Klaus Pontius | 1989-11-28 |
| 4805803 | Device for preparing and ejecting a chemically reacting mixture | Klaus Pontius | 1989-02-21 |