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FR2275094A1
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Television receiver remote control - uses two ultrasonic frequencies to avoid false switching by local interference
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DE2011997A1
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Electronic counter
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IL31247D0
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An analogue to digital converter
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US3436682A
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Multivibrator system for producing width-modulated pulses
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GB1032143A
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A method of securing components that are mounted on a circuit board
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ES309327A2
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Improvements in the manufacture of elements of electric circuits. (Machine-translation by Google Translate, not legally binding)
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ES302945A1
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Improvements introduced in the deviation systems of cathode ray tubes. (Machine-translation by Google Translate, not legally binding)
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ES302944A1
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A safety device for cathode rays. (Machine-translation by Google Translate, not legally binding)
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ES300921A1
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Press for the fixing of legs on parts (Machine-translation by Google Translate, not legally binding)
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ES293750A1
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Improvements in the manufacture of elements of electrical circuits (Machine-translation by Google Translate, not legally binding)
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ES289452A1
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Improvements introduced in the rotary control axes (Machine-translation by Google Translate, not legally binding)
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ES283944A3
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Improvements introduced in the receiving television appliances (Machine-translation by Google Translate, not legally binding)
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ES283943A3
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Improvements introduced in television gain control systems (Machine-translation by Google Translate, not legally binding)
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ES283942A3
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Improvements introduced in the synchronization systems in television (Machine-translation by Google Translate, not legally binding)
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ES283941A3
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Improvements introduced in television devices (Machine-translation by Google Translate, not legally binding)
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