3457077

Information

• Patent Grant
• 3457077

• References
• Source

• Patent Number

  3,457,077

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1969
  55 years ago

• CPC

  • G03C7/39224 - with a nitrogen-containing function
  • G03C7/18 - Processes for the correction of the colour image in subtractive colour photography

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof