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 |
| 4126093 | Air supply track for air bearing transporter and the like An air supply track for positioning in a floor, and a probe for mounting on a vehicle which moves along the floor. An air supply track having a slotted conduit with the slot closed by a membrane urged against the slot by air pressure within the conduit. A... | 11/21/1978 |
