Hulbert, Jr.; Clarence E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hulbert, Jr.; Clarence E..The latest application filed is for "apparatus for facilitating flow of solid particles by gravity through a container having an opening in the bottom thereof".
- Hulbert, Jr.; Clarence E. - Muskogee OK
- Hulbert, Jr.; Clarence E. - West Columbia TX
- Hulbert, Jr.; Clarence E. - Houston TX
| Patent | Date |
|---|---|
| Apparatus for facilitating flow of solid particles by gravity through a container having an opening in the bottom thereof Grant 4,282,988 - Hulbert, Jr. August 11, 1 | 1981-08-11 |
| Method of making concrete from fly ash Grant 4,240,952 - Hulbert, Jr. , et al. December 23, 1 | 1980-12-23 |
| Method of shaping a lamp beam Grant 4,142,229 - Hulbert, Jr. February 27, 1 | 1979-02-27 |
| Multipurpose Light Assembly Grant 3,833,955 - Hulbert, Jr. September 10, 1 | 1974-09-10 |
| Light Treating Means Grant 3,754,135 - Hulbert, Jr. August 21, 1 | 1973-08-21 |
| Surface Treatment Apparatus Grant 3,581,441 - Hulbert, Jr. June 1, 1 | 1971-06-01 |
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