Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6877784 | Tilt latch mechanism for hung windows | David Bogenhagen | 2005-04-12 |
| 6840011 | Window panel balance apparatus and method | Roy A. Thompson, Douglas W. Kroncke, John C. Costello, David Chastain, Jack D. Gundlach +8 more | 2005-01-11 |