3784377

Information

• Patent Grant
• 3784377

• References
• Source

• Patent Number

  3,784,377

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1974
  51 years ago

• CPC

  • G03B27/73 - Controlling exposure by variation of spectral composition
  • G03C7/18 - Processes for the correction of the colour image in subtractive colour photography

• US Classifications

  • 355 - Photocopying
  • 358 - Facsimile and static presentation processing