Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D301472 | Computer | — | 1989-06-06 |
| 4800248 | Electrical discharge machining apparatus with discharge current control | Shoji Futamura | 1989-01-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D301472 | Computer | — | 1989-06-06 |
| 4800248 | Electrical discharge machining apparatus with discharge current control | Shoji Futamura | 1989-01-24 |