Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5579549 | Mattress construction with selected zones of relative firmness and method | John White | 1996-12-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5579549 | Mattress construction with selected zones of relative firmness and method | John White | 1996-12-03 |