Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873135 | Preframed transparency film having improved feeding reliability | Bruce W. Wittnebel, Leonard F. Miller | 1989-10-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873135 | Preframed transparency film having improved feeding reliability | Bruce W. Wittnebel, Leonard F. Miller | 1989-10-10 |