Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364113 | Crack development measuring equipment | Peter Sengebusch | 1982-12-14 |
| 4223443 | Strain pick-up for testing of materials | Volker Bachmann, Karl-Heinz Trautmann | 1980-09-23 |