Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640389 | Casement window operating assembly | Marlo G. Van Klompenburg, David J. Vande Steeg, Robert S. Evers, Andrew W. Middleswart, Gregory J. Vetter | 2003-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640389 | Casement window operating assembly | Marlo G. Van Klompenburg, David J. Vande Steeg, Robert S. Evers, Andrew W. Middleswart, Gregory J. Vetter | 2003-11-04 |