Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5613511 | Device for washing the interior of a building, and a distribution valve associated therewith | Ole T. Madsen | 1997-03-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5613511 | Device for washing the interior of a building, and a distribution valve associated therewith | Ole T. Madsen | 1997-03-25 |