Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5335546 | Ultrasonic testing of elongated, prismshaped sections with at least one plane outer surface extending along the longitudinal axis of the section | Bernhard Karbach, Reinhard Prause | 1994-08-09 |
| 5301816 | Method and apparatus for the separation of a material mixture and use of the apparatus | Falko Lehrmann, Clemens Weibel | 1994-04-12 |