Sherman, Jr.; Benjamin F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sherman, Jr.; Benjamin F..The latest application filed is for "three-dimensional sliding element puzzle".
- Sherman, Jr.; Benjamin F. - McLean VA
| Patent | Date |
|---|---|
| Three-dimensional sliding element puzzle Grant 4,478,418 - Sherman, Jr. October 23, 1 | 1984-10-23 |
| Cap retaining device Grant 4,432,120 - Sherman, Jr. , et al. February 21, 1 | 1984-02-21 |
| Hemispherical collector of direct dispersed and reflected waves Grant 4,148,298 - Sherman, Jr. April 10, 1 | 1979-04-10 |
| Catoptric system for simultaneous concentration of light, laser, and other type paraxial rays into beams Grant 3,892,476 - Sherman, Jr. July 1, 1 | 1975-07-01 |
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