Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4425492 | Electrical discharge machining method with simultaneous relative advance and cyclic translational movement of the electrodes | — | 1984-01-10 |
| 4243863 | Electrical discharge machining apparatus with simultaneous relative advance and cyclic translational movement of the electrodes | — | 1981-01-06 |