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 |
| 5695394 | Abrasive grinding wheels The invention relates to abrasive grinding wheels with an organic binder, comprising a reinforcement in the form of metal fibers. Preferably, those fibers are in the form of "vitreous" metallic ribbons. The grinding wheels according to the invention are advant... | 12/09/1997 |
| 5658194 | Super abrasive grinding wheels The invention relates to a superabrasive grinding wheel comprising very hard abrasive particles and a binder with a metallic matrix, which also contains "pore-forming" adjuvants, notably hollow beads made of ceramic. This grinding wheel may be used notably for... | 08/19/1997 |
