Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729670 | Linkage for expandable rooms | Vincent Buls | 2004-05-04 |
| 6708454 | Pivot connector for extendable rooms | Marc Edward Frerichs | 2004-03-23 |
| 6679541 | Chain driven linkage assemblies for room extensions | Stacy Hanser | 2004-01-20 |