Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360946 | Apparatus for cleaning floors and floor coverings | Irl H. Marshall, Jr. | 1982-11-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360946 | Apparatus for cleaning floors and floor coverings | Irl H. Marshall, Jr. | 1982-11-30 |