Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631535 | Dual on/off switch actuation for a power head of an upright vacuum cleaner | Oleksiy P. Sergyeyenko, Murray David Kirby Hunter, David M. Shaver, Jacob R. Prosper | 2003-10-14 |
| 6550786 | Removable chuck | Robert H. Gifford, Richard J. Heavel, Alfred H. Judge | 2003-04-22 |