Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7979951 | Surface cleaning apparatus with recovery tank | Alan J. Krebs | 2011-07-19 |
| 7979955 | Surface cleaning apparatus with recovery tank | Alan J. Krebs | 2011-07-19 |
| 7966690 | Surface cleaning with recovery tank float control | — | 2011-06-28 |
| 7958652 | Extraction cleaning with plenum and air outlets facilitating air flow drying | Eric C. Huffman | 2011-06-14 |