Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357205 | Method for etched and/or galvanic production of ring zones in small diameter holes | Wilfried Houben | 1982-11-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357205 | Method for etched and/or galvanic production of ring zones in small diameter holes | Wilfried Houben | 1982-11-02 |