Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821555 | Hydropneumatic gun for setting blind-rivet nuts | Yoshiyuki Kubo, Yasuo Umemura, Hirohumi Tsuyuguchi | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821555 | Hydropneumatic gun for setting blind-rivet nuts | Yoshiyuki Kubo, Yasuo Umemura, Hirohumi Tsuyuguchi | 1989-04-18 |