Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5153139 | Method and apparatus for measuring the water soluble strong acids suspended in air | Andreas Vetter, Stefan Gilge, Dieter Kley | 1992-10-06 |
| 5098848 | Method and apparatus for measuring the air content of water-soluble oxidizers | Dieter Kley, Stefan Gilge, Jelena Jeftic | 1992-03-24 |