Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678681 | Stair-like device with moving steps for feeding elongated pieces of wood | Anders Bengt Olof Klockars, Gustaf Anders Nissen, deceased, Pentti Rossi, deceased | 1997-10-21 |