3820992

Information

• Patent Grant
• 3820992

• References
• Source

• Patent Number

  3,820,992

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • G03C7/00 - Multicolour photographic processes or agents therefor Regeneration of such processing agents Photosensitive materials for multicolour processes
  • G03B33/00 - Colour photography, other than mere exposure or projection of a colour film
  • Y10S348/902 - Photochromic

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 348 - Television
  • 386 - Motion video signal processing for recording or reproducing