Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D496508 | Portion of vacuum cleaner housing | Cynthia Caffoe, Jeffrey M. Kalman, Laurie Michelle Heiser | 2004-09-21 |
| D494329 | Conically shaped filter | Charles J. Thur | 2004-08-10 |
| D487946 | Portion of vacuum cleaner housing | Cynthia Caffoe, Jeffrey M. Kalman, Laurie Michelle Heiser | 2004-03-30 |