2668763

Information

• Patent Grant
• 2668763

• References
• Source

• Patent Number

  2,668,763

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1954
  70 years ago

• CPC

  • G03C5/40 - Chemically transforming developed images
  • G03C11/04 - Retouching

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 106 - Compositions: coating or plastic
  • 252 - Compositions