Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5171957 | Generator for electric discharge machining of metallic work pieces by means of an electrode consisting of liquid or solid material | — | 1992-12-15 |
| 4980533 | Method and apparatus for electroerosive cutting | — | 1990-12-25 |
| 4772368 | Process for spark erosion or electrochemical machining of tapered gears of hypoid tooth profile or similar parts | — | 1988-09-20 |