2673801

Information

• Patent Grant
• 2673801

• References
• Source

• Patent Number

  2,673,801

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1954
  71 years ago

• CPC

  • G03C7/3231 - Couplers containing an indazolone ring

• US Classifications

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