Unger; Henry M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Unger; Henry M..The latest application filed is for "hand-operated wiping instrument for floors".
- Unger; Henry M. - Weston CT
- Unger; Henry M. - 565 Solingen DT
| Patent | Date |
|---|---|
| Hand-operated wiping instrument for floors Grant 5,144,713 - Unger September 8, 1 | 1992-09-08 |
| Water holding device for use by window washers Grant 5,076,478 - Unger December 31, 1 | 1991-12-31 |
| Extensible handle bar Grant 4,922,577 - Unger May 8, 1 | 1990-05-08 |
| Handle bar formed as telescopic tube Grant 4,461,057 - Unger July 24, 1 | 1984-07-24 |
| Device for screwing in and out electrical lamps Grant 4,218,085 - Unger August 19, 1 | 1980-08-19 |
| Holder For Replaceable Cleaning Element Grant 3,813,724 - Unger June 4, 1 | 1974-06-04 |
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