TREA

by switched stationary formation of lamps, photocells or light relays

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Industry

  • CPC
  • H04N3/12
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Parent Industries

HELECTRICITY H04Electric communication H04NPICTORIAL COMMUNICATION H04N3/00Scanning details of television systems

Current Industry

H04N3/12by switched stationary formation of lamps, photocells or light relays
Industries