Kannengieszer; Keith
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kannengieszer; Keith.The latest application filed is for "counterbalance system for a tilt-in window having an improved shoe assembly and anchor mount".
- Kannengieszer; Keith - Hatfield PA
| Patent | Date |
|---|---|
| Counterbalance system for a tilt-in window having an improved shoe assembly and anchor mount Grant 6,990,710 - Kunz , et al. January 31, 2 | 2006-01-31 |
| Counterbalance system for a tilt-in window having an improved shoe assembly and anchor mount App 20050091791 - Kunz, John R. ; et al. | 2005-05-05 |
| Shoeless curl spring counterbalance system for a tilt-in window Grant 6,860,066 - Kunz , et al. March 1, 2 | 2005-03-01 |
| Counterbalance system for a tilt-in window Grant 6,857,228 - Kunz , et al. February 22, 2 | 2005-02-22 |
| Window sash counterbalance and position locking system for a tilt-in window App 20040206003 - Kunz, John R. ; et al. | 2004-10-21 |
| Counterbalance system for a tilt-in window App 20040206002 - Kunz, John R. ; et al. | 2004-10-21 |
| Shoeless curl spring counterbalance system for a tilt-in window App 20040206001 - Kunz, John R. ; et al. | 2004-10-21 |
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