Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862538 | Multi-section mattress overlay for systematized pressure dispersion | Daniel J. Schaefer, Thomas A. Krouskop | 1989-09-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862538 | Multi-section mattress overlay for systematized pressure dispersion | Daniel J. Schaefer, Thomas A. Krouskop | 1989-09-05 |