Waldhauser; Steven J. A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Waldhauser; Steven J. A..The latest application filed is for "scrubber squeegees for scrubbing forward and backward".
- Waldhauser; Steven J. A. - Niagara Falls NY
- Waldhauser; Steven J. A. - Lewiston NY
- Waldhauser; Steven J. A. - Minneapolis MN
| Patent | Date |
|---|---|
| Scrubber squeegees for scrubbing forward and backward Grant RE35,033 - Waldhauser September 12, 1 | 1995-09-12 |
| Low profile scrubber Grant 5,319,828 - Waldhauser , et al. June 14, 1 | 1994-06-14 |
| Scrubber squeegees for scrubbing forward and backward Grant RE33,926 - Waldhauser May 19, 1 | 1992-05-19 |
| Scrubber squeegees for scrubbing forward and backward Grant 4,817,233 - Waldhauser April 4, 1 | 1989-04-04 |
| Voltage control for battery powered motor or the like Grant 4,788,480 - Field , et al. November 29, 1 | 1988-11-29 |
| Automatic floor cleaning machine with removable drive carriage Grant 4,364,138 - Waldhauser , et al. December 21, 1 | 1982-12-21 |
| Squeegee support assembly for automatic floor cleaning machines Grant 4,339,841 - Waldhauser , et al. July 20, 1 | 1982-07-20 |
| Scrubbing Machine Grant 3,824,645 - Krier , et al. July 23, 1 | 1974-07-23 |
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