2103778

Information

• Patent Grant
• 2103778

• References
• Source

• Patent Number

  2,103,778

• Date Filed

  Not available

• Date Issued

  Tuesday, December 28, 1937
  87 years ago

• CPC

  • C09B35/461 - D being derived from diaminobenzene
  • C09B35/463 - D being derived from diaminodiphenyl

• US Classifications

  • 534 - Organic compounds