2997388

Information

• Patent Grant
• 2997388

• References
• Source

• Patent Number

  2,997,388

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1961
  63 years ago

• CPC

  • G03C7/18 - Processes for the correction of the colour image in subtractive colour photography
  • Y10S430/149 - Lippmann

• US Classifications

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