| Number | Name | Date | Kind |
|---|---|---|---|
| D237138 | Drake | Oct 1975 | S |
| D247278 | Dunn, Jr. | Feb 1978 | S |
| 5694660 | Rachwalski | Dec 1997 | A |
| D406022 | Wu | Feb 1999 | S |
| D434889 | Krohn | Dec 2000 | S |
| D507728 | Graff | Jul 2005 | S |
| D511278 | Carfagnini | Nov 2005 | S |
| D715506 | Binne | Oct 2014 | S |
| D718109 | Gantt, Jr. | Nov 2014 | S |
| Entry |
|---|
| The Hoover Company, Hoover SteamVac—The Easy to Use Deep Cleaner, Owner's Manual, year 1993, 12 pages, North Canton, Ohio. |