Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5964686 | Method for forming slotted and creased box blanks | Igor Shmelkin | 1999-10-12 |
| 5624369 | Method and apparatus for forming slotted and creased box blanks | Igor Shmelkin | 1997-04-29 |