| 4818834 |
Process for drilling chamfered holes |
— |
1989-04-04 |
| 4786777 |
Process and apparatus for wire electrode trimming using a laser |
— |
1988-11-22 |
| 4725705 |
Method and apparatus for electric discharge machining with adaptive feedback for dimensional control |
David K. Holland-Moritz, Thomas M. Kennedy |
1988-02-16 |
| 4644125 |
D.C. motor driven EDM head |
John M. Check |
1987-02-17 |
| 4510365 |
Electronic depth controller for EDM apparatus |
John R. MacGregor, Thomas M. Kennedy |
1985-04-09 |
| 4495394 |
Electronic depth controller for EDM apparatus |
John R. McGregor, Thomas M. Kennedy |
1985-01-22 |
| 4361745 |
Process control for electrical discharge machining apparatus |
Thomas M. Kennedy, John R. MacGregor |
1982-11-30 |
| 4195448 |
Two-point contact steady rest follower |
John M. Check |
1980-04-01 |
| 4191878 |
Electrode positioning gage for multiple electrode electrical discharge machining apparatus |
John M. Check |
1980-03-04 |