Did You Know...
...that the Eveready Battery began as an invention called the "electric flowerpot," which was a tube with a battery and light bulb inside? The idea was to fasten this gizmo to the side of a flowerpot so it would illuminate the flowers from the bottom. The idea died on the vine and the businessman who licensed the flower pot, Conrad Huber, was left with a pile of useless tubes -- until he found a way to market them as batteries to light the world!
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| Number | Title | Issue Date |
| 4323765 | Vertical reversible lifter piece A vertical reversible lifter piece is disclosed for use with voting machines having one or more vertical interlock structures. The lifter piece more evenly distributes the tension and weight on pull strap structures used in the voting process. The reversi... | 04/06/1982 |
| 3934794 | Voting machine with band interlock A voting machine includes a band interlock system for limiting the number of selections made. A plurality of aligned moveable selector keys are provided with cam surfaces on each key shaft. A rotatable column locking mechanism is mounted adjacent each key... | 01/27/1976 |
