3790245

Information

• Patent Grant
• 3790245

• References
• Source

• Patent Number

  3,790,245

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1974
  51 years ago

• CPC

  • H04N5/76 - Television signal recording
  • B29C59/04 - using rollers or endless belts
  • G03H1/028 - by embossing
  • H04N5/89 - using holographic recording
  • B29L2031/7224 - Holograms
  • G03H1/0244 - Surface relief holograms
  • G03H2001/2615 - in physical contact
  • G03H2227/04 - Production line for mass production

• US Classifications

  • 359 - Optical: systems and elements
  • 352 - Optics: motion pictures
  • 386 - Motion video signal processing for recording or reproducing