Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6059911 | Method and apparatus for forming a honeycomb-shaped core for honeycomb panels | — | 2000-05-09 |
| 4188861 | Apparatus for the continuous stacking of paperboard blanks | Johan H. Hemel | 1980-02-19 |