Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4606128 | Caliper for measuring deformable objects | Georgi Graschew, Johann Chatzipetros, Ludwig E. Feinendegen | 1986-08-19 |
| 4599800 | Caliper for measuring deformable objects | Georgi Graschew, Johann Chatzipetros, Ludwig E. Feinendegen | 1986-07-15 |