2390707

Information

• Patent Grant
• 2390707

• References
• Source

• Patent Number

  2,390,707

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1945
  80 years ago

• CPC

  • G03C1/831 - Azo dyes

• US Classifications

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