Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5501108 | Testing device for wipper hooks | — | 1996-03-26 |
| 4744263 | Face gear transmission | — | 1988-05-17 |
| 4448635 | Method of etching cavities and apertures in substrates and device for carrying out said method | Rudolf P. Tijburg | 1984-05-15 |