Dudley; Hubert T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dudley; Hubert T..The latest application filed is for "ventilated insulated roofing system with improved resistance to wind uplift".
- Dudley; Hubert T. - Chelmsford MA
| Patent | Date |
|---|---|
| Ventilated insulated roofing system with improved resistance to wind uplift Grant 5,787,668 - Carkner , et al. August 4, 1 | 1998-08-04 |
| Fastener for securing roofing material to cementitious roof decks Grant 4,641,471 - Young , et al. * February 10, 1 | 1987-02-10 |
| Fastener for securing roofing material to cementitious roof decks having removable tab Grant 4,641,472 - Young , et al. February 10, 1 | 1987-02-10 |
| Thin section insulating concrete of high strength and low water requirement Grant 4,293,341 - Dudley , et al. October 6, 1 | 1981-10-06 |
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