1580716

Information

• Patent Grant
• 1580716

• References
• Source

• Patent Number

  1,580,716

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1926
  98 years ago

• CPC

  • C09B49/04 - from amino compounds of the benzene, naphthalene or anthracene series

• US Classifications

  • 556 - Organic compounds