Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879815 | Alignment apparatus | — | 1989-11-14 |
| 4832495 | Apparatus for measuring opaque medium coverage of a translucent sheet | Daniel Briggs | 1989-05-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879815 | Alignment apparatus | — | 1989-11-14 |
| 4832495 | Apparatus for measuring opaque medium coverage of a translucent sheet | Daniel Briggs | 1989-05-23 |