Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346350 | Hot melt adhesive applicator | Robert A. Luhman, Kenneth J. Perrington, Karl M. Kropp, Michael W. Gruber | 1994-09-13 |
| 5316424 | Hot melt adhesive binding method | Robert A. Luhman, Kenneth J. Perrington, Karl M. Kropp, Michael W. Gruber | 1994-05-31 |