Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4953391 | Flat-track unit for motor vehicle test beds | Norbert Schaub | 1990-09-04 |
| 4942762 | Flat unit for motor vehicle test beds | Norbert Schaub | 1990-07-24 |
| 4654058 | Device for sampling particles from the exhaust gases of a self-igniting internal combustion engine | Fritz Groll | 1987-03-31 |
| 4373751 | Exhaust adapter for exhaust gas measurements | Fritz Groll | 1983-02-15 |