Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D447301 | Window cleaning device | George T. Mallory, William F. Mallory | 2001-08-28 |
| D372349 | Scraper | — | 1996-07-30 |
| D335771 | Combination snow brush and ice scraper | John Mallory, William F. Mallory | 1993-05-25 |
| D307517 | Combined floor brush head and squeegee | John Mallory, William F. Mallory | 1990-05-01 |