Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540390 | Method and apparatus for forming notches for gussets for expandable envelopes | — | 1985-09-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540390 | Method and apparatus for forming notches for gussets for expandable envelopes | — | 1985-09-10 |