Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 3989035 | Disposable medical electrode An electrode for attachment to the skin includes an electrode body of flexible sheet material coated with adhesive for attachment to the skin and manufactured of either liquid absorbent or liquid impervious material. Attached to this flexible sheet by a m... | 11/02/1976 |
