Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4402585 | Envelope for transparencies for overhead projectors and like projecting apparatuses | — | 1983-09-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4402585 | Envelope for transparencies for overhead projectors and like projecting apparatuses | — | 1983-09-06 |