Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864775 | Cross-belt sanding machine with oscillating platen means | — | 1989-09-12 |
| 4837984 | Wood surface treatment method and system employing tandemly oriented cross-belts and rotary abraders | — | 1989-06-13 |
| 4733500 | Wood surface treatment method and system employing tandemly oriented cross-belts and rotary abraders | — | 1988-03-29 |
| 4651474 | Wide belt sanding machine with platen oscillating means | — | 1987-03-24 |
| 4621459 | Segmented platen with diaphragm cylinder control | Lee E. Stump, Dale Boehne | 1986-11-11 |
| 4527359 | Segmented platen with diaphragm cylinder control | Lee E. Stump, Dale Boehne | 1985-07-09 |