Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331279 | Apparatus for soldering the coil of an electric machine to its collector | Hristomir D. Hristov, Stoyan R. Lazarov, Stoimen S. Balinov, Nikolay V. Yordanov | 1982-05-25 |