2731459

Information

• Patent Grant
• 2731459

• References
• Source

• Patent Number

  2,731,459

• Date Filed

  Not available

• Date Issued

  Tuesday, January 17, 1956
  69 years ago

• CPC

  • C09B35/463 - D being derived from diaminodiphenyl

• US Classifications

  • 534 - Organic compounds