2051005

Information

• Patent Grant
• 2051005

• References
• Source

• Patent Number

  2,051,005

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1936
  87 years ago

• CPC

  • C09B1/201 - Dyes with no other substituents than the amino groups

• US Classifications

  • 546 - Organic compounds
  • 548 - Organic compounds
  • 549 - Organic compounds
  • 552 - Organic compounds