Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7967914 | Method and apparatus for cleaning fabrics, floor coverings, and bare floor surfaces utilizing a soil transfer medium | Daniel G. Giddings, Frederick A. Hekman, Richard W. Wellens | 2011-06-28 |