Reward Candy Dispenser for Personal Computers
A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.
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| Number | Title | Issue Date |
| 7591274 | Economically constructed and environmentally protective umbrella formed with one-piece frame An umbrella comprises: a central shaft having an upper hub formed on a top portion of the central shaft; an one-piece frame having a plurality of rib assemblies integrally formed with an upper ferrule and a lower ferrule, with the upper ferrule secured to the upper ... | 09/22/2009 |