Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602683 | Lens system with lens elements arranged in a gas-filled holder and photolithographic apparatus including such a system | Alexander Straaijer | 1997-02-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602683 | Lens system with lens elements arranged in a gas-filled holder and photolithographic apparatus including such a system | Alexander Straaijer | 1997-02-11 |