Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602360 | Electronic delay igniter and electric detonator | Masaaki Nishi | 1997-02-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602360 | Electronic delay igniter and electric detonator | Masaaki Nishi | 1997-02-11 |