2970993

Information

• Patent Grant
• 2970993

• References
• Source

• Patent Number

  2,970,993

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1961
  63 years ago

• CPC

  • C09B45/28 - containing copper
  • C09B35/366 - D is diphenyl

• US Classifications

  • 534 - Organic compounds