Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6651987 | Seal for preventing leakage of fluid from opening formed in side wall of work tank of wire cut electric discharge machine | — | 2003-11-25 |
| 6538227 | Electric discharge machine having a balance device for balancing gravitational force acting on a vertically moveable quill | Sadao Sano | 2003-03-25 |
| 6533927 | Liquid feeder for electrodischarge machining | — | 2003-03-18 |