Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453759 | Apparatus for and method of taking a predeterminable volume of a sample of medium | Hubert Lebski, Dieter Waldhauser, Wilhelm Schneider | 2002-09-24 |
| 5536123 | Adjustable fireproof plug with plug screw | — | 1996-07-16 |