Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811797 | Impact wrench | Georgy A. Antipov, Mikhail Gelfand, Boris G. Goldshtein, Nikolai S. Lavnikov, Yakov I. Tsipenjuk +1 more | 1989-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811797 | Impact wrench | Georgy A. Antipov, Mikhail Gelfand, Boris G. Goldshtein, Nikolai S. Lavnikov, Yakov I. Tsipenjuk +1 more | 1989-03-14 |