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Patent applications and USPTO patent grants for Haaga; Hermann.The latest application filed is for "pushing handle".
Patent | Date |
---|---|
Sweeping machine Grant D570,061 - Busse , et al. May 27, 2 | 2008-05-27 |
Pushing Handle App 20080016632 - HAAGA; Hermann | 2008-01-24 |
Sweeping Machine and Compensation Method for Uneven Patches App 20070204414 - Haaga; Hermann | 2007-09-06 |
Sweeping machine with electrical drive App 20040237230 - Haaga, Hermann | 2004-12-02 |
Sweeping machine and sweeping lip Grant 6,698,055 - Haaga March 2, 2 | 2004-03-02 |
Sweeping machine and sweeping lip and method of making same App 20010005916 - Haaga, Hermann | 2001-07-05 |
Sweeping machine Grant 5,896,611 - Haaga April 27, 1 | 1999-04-27 |
Sweeper having at least one side brush Grant 3,937,174 - Haaga February 10, 1 | 1976-02-10 |
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