Haan; David L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Haan; David L..The latest application filed is for "sweeper with dusting".
- Haan; David L. - Wyoming MI
| Patent | Date |
|---|---|
| Floor cleaner with dusting Grant 7,013,528 - Parker , et al. March 21, 2 | 2006-03-21 |
| Vacuum cleaner with hair wrap cutter Grant 6,892,420 - Haan , et al. May 17, 2 | 2005-05-17 |
| Sweeper With Dusting App 20040045126 - Parker, Timothy S. ; et al. | 2004-03-11 |
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