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United States Utility Patents
4,707,730 - 4,707,739

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NumberTitle
4,707,730 Sync extraction for a broadcasting system with time multiplexing of digital and analog signals
4,707,731 Encoded video television graphics system
4,707,732 Separating circuit of luminance and chrominance signals for TV receiver selecting between three three line comb filters
4,707,733 Information signal recording disc comprising a connected region formed between parallel program recorded and single program recorded regions, and reproducing apparatus therefor
4,707,734 Coarse flaw detector for printed circuit board inspection
4,707,735 Surveillance systems
4,707,736 Self alignment device for an optical infrared image observation system
4,707,737 Band compression apparatus for a video signal
4,707,738 Adaptive process for the coding and decoding of a sequence of pictures by transformation and devices for performing this process
4,707,739 Automatic calibration circuit for monitoring device


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