Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4516522 | Slide preparation apparatus | Marshall D. Graham | 1985-05-14 |
| 4494479 | Slide preparation apparatus | Marshall D. Graham | 1985-01-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4516522 | Slide preparation apparatus | Marshall D. Graham | 1985-05-14 |
| 4494479 | Slide preparation apparatus | Marshall D. Graham | 1985-01-22 |