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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 |
| 5023958 | Aerodynamic bicycle helmet A single piece, high impact resistant plastic foam helmet having a truncated teardrop shape for aerodynamic efficiency is provided. The helmet design incorporates three ridges centered across the upper front portion of the helmet causing airflow over the ... | 06/18/1991 |
| 5022706 | Adjustable keyboard chair Support tables suitable for supporting a computer keyboard in front of a user and adapted for rotatable attachment to the side arms of a chair are provided. Each support table is hingedly attached to the front of each side arm so as to be pivotable about ... | 06/11/1991 |
| 4881123 | Voice override and amplitude control circuit An audio system having a voice override and voice amplification control circuitry is provided. The system provides high quality music to a listener through a set of headphones and includes a microphone and a foot operated switch to allow a user to overrid... | 11/14/1989 |
