A small umbrella which may be removably attached to a beverage container in order to shade the beverage container from the direct rays of the sun.
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| Number | Title | Issue Date |
| 7366624 | Multi-element smart gas sensor An electronic gas sensor signal conditioner which can automatically adapt to a wide variety of commercial off-the-shelf sensors and provide a digital output in a standard, easily used format. The signal conditioner has analog and digital sections. The analog section... | 04/29/2008 |