Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4573841 | Method of and apparatus for the finish shaping of profiled cylindrical holes | Georgi K. Petkov, Nikola M. Netzov, Botyo P. Botev | 1986-03-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4573841 | Method of and apparatus for the finish shaping of profiled cylindrical holes | Georgi K. Petkov, Nikola M. Netzov, Botyo P. Botev | 1986-03-04 |