Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4934576 | Planetary wire-feeding mechanism | Julian P. Marinov, Todor D. Bogdanov, Peter A. Popov, Peter S. Tzanov, Dimiter V. Kantchev | 1990-06-19 |
| 4429821 | Wire feeding mechanism | Todor D. Bogdanov | 1984-02-07 |