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 |
| 7097749 | Plating rack with rotatable insert A processing rack, such as for electroplating, which minimizes shelf areas of an article during processing of the article and during removal of the article from a processing bath and which allows easy mounting of articles on the rack and demounting of articles from ... | 08/29/2006 |
| 5085753 | Water purifier A water purifier has a buoyant housing for supporting a purification cell below the water's surface and for supporting a solar cell array for providing power for the purification cell. The purification cell preferably has a solid cylindrical anode and a c... | 02/04/1992 |
| 4879007 | Shield for plating bath A floating shield is provided for use in an electrolytic plating bath. The shield comprises an elongated trough in which substrates are loaded for plating. The substrates are held in the trough with the lower edge of each substrate below the plane of the ... | 11/07/1989 |
| 4746416 | Hanger for use in electrocoating The invention provides a hanger for use in electropainting which solves the problem of removing trapped air bubbles from workpieces which, due to their shape, tend to retain air when lowered into a paint bath. The hanger according to the present invention... | 05/24/1988 |
| 4328087 | Apparatus for treating portions of articles in a liquid Articles 12 are mounted in a holder 24 and the holder is floatingly supported on a liquid 16 such that only portions 53 of the articles 12 to be treated in the liquid 16 become immersed to a predetermined depth therein. The relative position of the holder... | 05/04/1982 |
| 4136002 | Device for electrolytically applying a metal coat onto a cylinder-shaped body A device for applying by way of electrolysis a metal coat onto a cylinder-shaped body, especially for coppering a cylinder, with an outer tank and a process tank arranged above the outer tank, as well as with a circulation and filtering apparatus for the ... | 01/23/1979 |
