Bragg; Ralph J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bragg; Ralph J..The latest application filed is for "thin section insulating concrete of high strength and low water requirement".
- Bragg; Ralph J. - Townsend MA
- Bragg; Ralph J. - Arlington MA
| Patent | Date |
|---|---|
| Thin section insulating concrete of high strength and low water requirement Grant 4,293,341 - Dudley , et al. October 6, 1 | 1981-10-06 |
| Sprayable Gypsum Plaster Composition Grant 3,839,059 - Rothfelder , et al. * October 1, 1 | 1974-10-01 |
| Sprayable Gypsum Plaster Composition Grant 3,719,513 - Bragg , et al. March 6, 1 | 1973-03-06 |
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