Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 4068258 | Method for compressing then expanding a television signal The present invention relates to methods which make it possible to partially eliminate the redundancy in television signals. It consists in splitting the spectrum of the video signal into two parts, one containing the low frequencies, this being transmitt... | 01/10/1978 |
| 3943558 | Apparatus for reproducing colored still picture image An apparatus in which a luminance signal is recorded onto a first storage tube, the two chrominance signals are compressed to one-half, respectively, in time axis to record alternately such compressed chrominance signals onto a second storage tube, and th... | 03/09/1976 |
