Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662381 | Chair construction and method of assembly | Charles P. Roossien, Dale M. Groendal, James E. Massey, Robert Scheper, Duane F. Nagel +3 more | 1997-09-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662381 | Chair construction and method of assembly | Charles P. Roossien, Dale M. Groendal, James E. Massey, Robert Scheper, Duane F. Nagel +3 more | 1997-09-02 |