1885609

Information

• Patent Grant
• 1885609

• References
• Source

• Patent Number

  1,885,609

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1932
  92 years ago

• CPC

  • C09B35/463 - D being derived from diaminodiphenyl

• US Classifications

  • 534 - Organic compounds