Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662381 | Chair construction and method of assembly | Charles P. Roossien, David C. Pugh, Dale M. Groendal, James E. Massey, Robert Scheper +3 more | 1997-09-02 |
| 5630643 | Upholstered chair with two-piece shell | James E. Abraham, Dale M. Groendal, Robert Scheper, Thomas R. Hahn, Douglas A. Smith | 1997-05-20 |