Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4606128 | Caliper for measuring deformable objects | Helmut Wyrwich, Georgi Graschew, Johann Chatzipetros | 1986-08-19 |
| 4599800 | Caliper for measuring deformable objects | Helmut Wyrwich, Georgi Graschew, Johann Chatzipetros | 1986-07-15 |
| 4200803 | Multiple collimator apparatus with angularly adjustable collimator tubes | Veit Becker, Max Pollermann | 1980-04-29 |