Greenberg; Allen A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Greenberg; Allen A..The latest application filed is for "method and composition for forming a plaster object".
- Greenberg; Allen A. - Hollywood FL
- Greenberg; Allen A. - Cincinnati OH
Trademarks
| Patent | Date |
|---|---|
| Method and composition for forming a plaster object Grant 4,299,790 - Greenberg November 10, 1 | 1981-11-10 |
| Method of shaker molding and composition therefor Grant 3,958,997 - Greenberg May 25, 1 | 1976-05-25 |
| Toy Extruder Grant 3,685,936 - Meth , et al. August 22, 1 | 1972-08-22 |
| Molding Device Grant 3,552,711 - DeLaney , et al. January 5, 1 | 1971-01-05 |
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