Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863253 | High magnification reflecting microscope objective having a dual magnification mode and zoom magnification capability | David Shafer | 1989-09-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863253 | High magnification reflecting microscope objective having a dual magnification mode and zoom magnification capability | David Shafer | 1989-09-05 |