Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5419862 | Process for the low-pollution operation of an explosion device and suitable explosion device for implementing this process | — | 1995-05-30 |
| 4435128 | Apparatus for ascertaining a predetermined rotary position of a rotational body | Hansjorg Frey, Rolf Muller, Ernst Ritter, Reinhard Schwartz | 1984-03-06 |