3633989

Information

• Patent Grant
• 3633989

• References
• Source

• Patent Number

  3,633,989

• Date Filed

  Not available

• Date Issued

  Tuesday, January 11, 1972
  54 years ago

• CPC

  • G03H1/34 - Systems for reducing the space-spatial bandwidth product
  • Y10S359/90 - Methods

• US Classifications

  • 348 - Television
  • 359 - Optical: systems and elements