3849140

Information

• Patent Grant
• 3849140

• References
• Source

• Patent Number

  3,849,140

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1974
  50 years ago

• CPC

  • G03C7/362 - Benzoyl-acetanilide couplers

• US Classifications

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